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- <title>History and What's New</title>
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- </div>
- <div class="section">
- <div class="titlepage"><div><div><h2 class="title" style="clear: both">
- <a name="math_toolkit.history2"></a><a class="link" href="history2.html" title="History and What's New">History and What's New</a>
- </h2></div></div></div>
- <p>
- Currently open bug reports can be viewed <a href="https://github.com/boostorg/math/issues" target="_top">here</a>
- on GitHub.
- </p>
- <p>
- All old bug reports including closed ones can be viewed on Trac <a href="https://svn.boost.org/trac/boost/query?status=assigned&status=closed&status=new&status=reopened&component=math&col=id&col=summary&col=status&col=type&col=milestone&col=component&order=priority" target="_top">here</a>.
- </p>
- <p>
- Recent issues on GitHub <a href="https://github.com/boostorg/math/issues?utf8=%E2%9C%93&q=is%3Aissue" target="_top">here</a>.
- </p>
- <h5>
- <a name="math_toolkit.history2.h0"></a>
- <span class="phrase"><a name="math_toolkit.history2.math_2_11_0_boost_1_72"></a></span><a class="link" href="history2.html#math_toolkit.history2.math_2_11_0_boost_1_72">Math-2.11.0
- (Boost-1.72)</a>
- </h5>
- <div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: disc; ">
- <li class="listitem">
- Added Hypergeometric functions <a class="link" href="hypergeometric/hypergeometric_1f0.html" title="Hypergeometric 1F0">1F0</a>,
- <a class="link" href="hypergeometric/hypergeometric_0f1.html" title="Hypergeometric 0F1">0F1</a>,
- <a class="link" href="hypergeometric/hypergeometric_2f0.html" title="Hypergeometric 2F0">2F0</a>,
- <a class="link" href="hypergeometric/hypergeometric_1f1.html" title="Hypergeometric 1F1">1F1</a>
- and <a class="link" href="hypergeometric/hypergeometric_pfq.html" title="Hypergeometric pFq">pFq</a>.
- </li>
- <li class="listitem">
- Added <a class="link" href="sf_poly/jacobi.html" title="Jacobi Polynomials">Jacobi polynomial</a>
- (and derivatives) evaluation.
- </li>
- <li class="listitem">
- Added <a class="link" href="sf_poly/gegenbauer.html" title="Gegenbauer Polynomials">Gegenbauer polynomial</a>
- (and derivatives) evaluation.
- </li>
- <li class="listitem">
- Added <a class="link" href="sf_poly/cardinal_b_splines.html" title="Cardinal B-splines">Cardinal
- B-Splines</a> (and derivatives) as polynomial functions in their own
- right.
- </li>
- <li class="listitem">
- Added <a class="link" href="cardinal_trigonometric.html" title="Cardinal Trigonometric interpolation">Cardinal Trigonometric
- Interpolation</a>.
- </li>
- <li class="listitem">
- Added new statistics sub-section.
- </li>
- <li class="listitem">
- Added <a class="link" href="t_test.html" title="t-tests">One Sample Student's T Test</a>.
- </li>
- <li class="listitem">
- Added <a class="link" href="anderson_darling.html" title="The Anderson-Darling Test">Anderson Darling test
- for normality</a>.
- </li>
- <li class="listitem">
- Added <a class="link" href="ljung_box.html" title="The Ljung-Box Test">Ljung Box test for auto-correlation</a>.
- </li>
- <li class="listitem">
- Added <a class="link" href="runs_test.html" title="Runs tests">Runs test for random sequences</a>.
- </li>
- <li class="listitem">
- The headers <code class="computeroutput"><span class="identifier">boost</span><span class="special">/</span><span class="identifier">math</span><span class="special">/</span><span class="identifier">tools</span><span class="special">/</span><span class="identifier">univariate_statistics</span><span class="special">.</span><span class="identifier">hpp</span></code> and <code class="computeroutput"><span class="identifier">boost</span><span class="special">/</span><span class="identifier">math</span><span class="special">/</span><span class="identifier">tools</span><span class="special">/</span><span class="identifier">bivariate_statistics</span><span class="special">.</span><span class="identifier">hpp</span></code>,
- have been deprecated in favor of <code class="computeroutput"><span class="identifier">boost</span><span class="special">/</span><span class="identifier">math</span><span class="special">/</span><span class="identifier">statistics</span><span class="special">/</span><span class="identifier">univariate_statistics</span><span class="special">.</span><span class="identifier">hpp</span></code>
- and <code class="computeroutput"><span class="identifier">boost</span><span class="special">/</span><span class="identifier">math</span><span class="special">/</span><span class="identifier">statistics</span><span class="special">/</span><span class="identifier">bivariate_statistics</span><span class="special">.</span><span class="identifier">hpp</span></code>.
- </li>
- <li class="listitem">
- Added <a class="link" href="dist_ref/dists/empirical_cdf.html" title="Empirical Cumulative Distribution Function">The Empirical
- CDF distribution</a>.
- </li>
- <li class="listitem">
- Reworked the Sterling approximation used by multiprecision gamma functions
- to be applicable to all the function that use the Lanczos approximation
- at regular precision. Also extended Lanczos approximations up to 100 decimal
- digit precision.
- </li>
- </ul></div>
- <h5>
- <a name="math_toolkit.history2.h1"></a>
- <span class="phrase"><a name="math_toolkit.history2.math_2_10_0_boost_1_71"></a></span><a class="link" href="history2.html#math_toolkit.history2.math_2_10_0_boost_1_71">Math-2.10.0
- (Boost-1.71)</a>
- </h5>
- <div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: disc; ">
- <li class="listitem">
- Catmull-Rom interpolator now works in C++11.
- </li>
- <li class="listitem">
- Cardinal quadratic B-spline interpolation.
- </li>
- <li class="listitem">
- Domain of elliptic integrals extended.
- </li>
- <li class="listitem">
- sin_pi and cos_pi performance improvements.
- </li>
- <li class="listitem">
- Forward-mode automatic differentiation.
- </li>
- <li class="listitem">
- Vector valued barycentric rational interpolation.
- </li>
- <li class="listitem">
- Ooura's method for evaluation of Fourier integrals.
- </li>
- <li class="listitem">
- Multiple compatibility issues with Multiprecision fixed.
- </li>
- <li class="listitem">
- Lambert-W fixed on a rare architecture.
- </li>
- </ul></div>
- <h5>
- <a name="math_toolkit.history2.h2"></a>
- <span class="phrase"><a name="math_toolkit.history2.math_2_9_0_boost_1_70"></a></span><a class="link" href="history2.html#math_toolkit.history2.math_2_9_0_boost_1_70">Math-2.9.0
- (Boost-1.70)</a>
- </h5>
- <div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: disc; ">
- <li class="listitem">
- Add Lanczos smoothing derivatives
- </li>
- <li class="listitem">
- Move <code class="computeroutput"><span class="identifier">numerical_differentiation</span><span class="special">.</span><span class="identifier">hpp</span></code>
- from <code class="computeroutput"><span class="identifier">boost</span><span class="special">/</span><span class="identifier">math</span><span class="special">/</span><span class="identifier">tools</span><span class="special">/</span></code>
- to <code class="computeroutput"><span class="identifier">boost</span><span class="special">/</span><span class="identifier">math</span><span class="special">/</span><span class="identifier">differentiation</span><span class="special">/</span><span class="identifier">finite_difference</span><span class="special">.</span><span class="identifier">hpp</span></code>.
- </li>
- <li class="listitem">
- Add mean, variance, skewness, kurtosis, median, Gini coefficient, and median
- absolute deviation to <code class="computeroutput"><span class="identifier">tools</span><span class="special">/</span><span class="identifier">univariate_statistics</span><span class="special">.</span><span class="identifier">hpp</span></code>.
- </li>
- <li class="listitem">
- Add correlation coefficients and covariance to <code class="computeroutput"><span class="identifier">tools</span><span class="special">/</span><span class="identifier">bivariate_statistics</span><span class="special">.</span><span class="identifier">hpp</span></code>
- </li>
- <li class="listitem">
- Add absolute Gini coefficient, Hoyer sparsity, oracle SNR, and the <span class="emphasis"><em>M</em></span><sub>2</sub><span class="emphasis"><em>M</em></span><sub>4</sub> SNR
- estimator to <code class="computeroutput"><span class="identifier">tools</span><span class="special">/</span><span class="identifier">signal_statistics</span><span class="special">.</span><span class="identifier">hpp</span></code>.
- </li>
- <li class="listitem">
- Add total variation, l0, l1, l2, and sup norms, as well as corresponding
- distance functions to <code class="computeroutput"><span class="identifier">tools</span><span class="special">/</span><span class="identifier">norms</span><span class="special">.</span><span class="identifier">hpp</span></code>.
- </li>
- <li class="listitem">
- Add move constructors for polynomials, support complex coefficients, add
- <code class="computeroutput"><span class="special">.</span><span class="identifier">prime</span><span class="special">()</span></code> and <code class="computeroutput"><span class="special">.</span><span class="identifier">integrate</span><span class="special">()</span></code>
- methods.
- </li>
- <li class="listitem">
- Add <code class="computeroutput"><span class="identifier">quadratic_roots</span></code> to
- <code class="computeroutput"><span class="identifier">tools</span><span class="special">/</span><span class="identifier">roots</span><span class="special">.</span><span class="identifier">hpp</span></code>.
- </li>
- <li class="listitem">
- Add support for complex-valued functions to Newton's method in <code class="computeroutput"><span class="identifier">roots</span><span class="special">.</span><span class="identifier">hpp</span></code>.
- </li>
- <li class="listitem">
- Add Catmull-Rom interpolator.
- </li>
- <li class="listitem">
- Fix bug in <code class="computeroutput"><span class="identifier">newton_raphson_iterate</span></code>
- where we could terminate incorrectly under certain exceptional cases.
- </li>
- <li class="listitem">
- Suppressed warnings from use of <code class="computeroutput"><span class="identifier">Q</span></code>
- suffix on constants when compiling with <code class="computeroutput"><span class="identifier">g</span><span class="special">++</span> <span class="special">-</span><span class="identifier">Wall</span>
- <span class="special">-</span><span class="identifier">pedantic</span></code>.
- </li>
- </ul></div>
- <h5>
- <a name="math_toolkit.history2.h3"></a>
- <span class="phrase"><a name="math_toolkit.history2.math_2_8_0_boost_1_69"></a></span><a class="link" href="history2.html#math_toolkit.history2.math_2_8_0_boost_1_69">Math-2.8.0
- (Boost-1.69)</a>
- </h5>
- <div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: disc; ">
- <li class="listitem">
- Add LambertW functions.
- </li>
- <li class="listitem">
- Update integration routines to support complex valued integrands and contour
- integrals.
- </li>
- <li class="listitem">
- Added the derivative of the Barycentric rational approximation.
- </li>
- <li class="listitem">
- Updated continued fraction and series evaluation code to support complex
- types.
- </li>
- <li class="listitem">
- Minor fixes to better support variable precision floating point types.
- </li>
- <li class="listitem">
- Removed use of deprecated Boost.Endian in favour of Predef.
- </li>
- <li class="listitem">
- Prevent logic error leading to infinite loop in toms748_solve. See <a href="https://github.com/boostorg/math/issues/138" target="_top">#138</a>.
- </li>
- <li class="listitem">
- Fix mean and standard_deviation for extreme_value_distribution. See <a href="https://github.com/boostorg/math/issues/139" target="_top">#139</a>.
- </li>
- <li class="listitem">
- Improve heuristics used in newton_raphson_iterate. See <a href="https://github.com/boostorg/math/issues/145" target="_top">#145</a>.
- </li>
- <li class="listitem">
- Fix result of <code class="computeroutput"><span class="identifier">erf</span><span class="special">(</span><span class="identifier">NaN</span><span class="special">)</span></code>.
- See <a href="https://github.com/boostorg/math/issues/141" target="_top">#141</a>.
- </li>
- <li class="listitem">
- Big push to reduce GCC warnings. See <a href="https://github.com/boostorg/math/issues/136" target="_top">#136</a>.
- </li>
- <li class="listitem">
- Refactor polynomial addition. See <a href="https://github.com/boostorg/math/pull/132" target="_top">PR132</a>.
- </li>
- <li class="listitem">
- Fix for vxWorks having a <code class="computeroutput"><span class="identifier">real</span></code>
- function in the global namespace. See <a href="https://github.com/boostorg/math/pull/131" target="_top">PR131</a>.
- </li>
- <li class="listitem">
- Improve <code class="computeroutput"><span class="identifier">sinc</span></code> approximations
- and add better tests.
- </li>
- <li class="listitem">
- Fix typo in Student's T hypothesis testing documentation, see <a href="https://github.com/boostorg/math/issues/143" target="_top">#143</a>.
- </li>
- </ul></div>
- <h5>
- <a name="math_toolkit.history2.h4"></a>
- <span class="phrase"><a name="math_toolkit.history2.math_2_7_1_boost_1_68"></a></span><a class="link" href="history2.html#math_toolkit.history2.math_2_7_1_boost_1_68">Math-2.7.1
- (Boost-1.68)</a>
- </h5>
- <div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: disc; ">
- <li class="listitem">
- Continue to improve numerical integration routines, and in particular add
- support for contour integrals.
- </li>
- <li class="listitem">
- Improve accuracy of erfc function's rational approximations.
- </li>
- </ul></div>
- <h5>
- <a name="math_toolkit.history2.h5"></a>
- <span class="phrase"><a name="math_toolkit.history2.math_2_7_0_boost_1_66"></a></span><a class="link" href="history2.html#math_toolkit.history2.math_2_7_0_boost_1_66">Math-2.7.0
- (Boost-1.66)</a>
- </h5>
- <div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: disc; ">
- <li class="listitem">
- Add Gauss and Gauss-Kronrod quadrature routines.
- </li>
- <li class="listitem">
- Add double-exponential (tanh-sinh, exp-sinh and sinh-sinh) quadrature routines.
- </li>
- <li class="listitem">
- Add Chebyshev polynomial evaluation, roots, integration, differentiation,
- and interpolation routines.
- </li>
- </ul></div>
- <h5>
- <a name="math_toolkit.history2.h6"></a>
- <span class="phrase"><a name="math_toolkit.history2.math_2_6_0_boost_1_65"></a></span><a class="link" href="history2.html#math_toolkit.history2.math_2_6_0_boost_1_65">Math-2.6.0
- (Boost-1.65)</a>
- </h5>
- <p>
- New Features:
- </p>
- <div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: disc; ">
- <li class="listitem">
- Add <a class="link" href="cardinal_cubic_b.html" title="Cardinal Cubic B-spline interpolation">Cardinal cubic B-Spline
- interpolation functions</a>, with thanks to Nick Thompson.
- </li>
- <li class="listitem">
- Add <a class="link" href="barycentric.html" title="Barycentric Rational Interpolation">barycentric rational interpolation
- functions</a>, with thanks to Nick Thompson.
- </li>
- <li class="listitem">
- Add <a class="link" href="trapezoidal.html" title="Trapezoidal Quadrature">adaptive trapezoidal quadrature</a>,
- with thanks to Nick Thompson.
- </li>
- <li class="listitem">
- Add <a class="link" href="sf_poly/legendre.html" title="Legendre (and Associated) Polynomials">support for the zeros
- and derivatives of Legendre polynomials</a>, with thanks to Nick Thompson.
- </li>
- </ul></div>
- <p>
- Patches:
- </p>
- <div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: disc; ">
- <li class="listitem">
- Improve polynomial GCD algorithms, with thanks to Jeremy Murphy.
- </li>
- <li class="listitem">
- Removed gcd/lcm routines from Boost.Math - these are now in Boost.Integer.
- </li>
- </ul></div>
- <h5>
- <a name="math_toolkit.history2.h7"></a>
- <span class="phrase"><a name="math_toolkit.history2.math_2_5_2_boost_1_64"></a></span><a class="link" href="history2.html#math_toolkit.history2.math_2_5_2_boost_1_64">Math-2.5.2
- (Boost-1.64)</a>
- </h5>
- <p>
- Patches:
- </p>
- <div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: disc; ">
- <li class="listitem">
- Big push to ensure all functions in also in C99 are compatible with Annex
- F.
- </li>
- <li class="listitem">
- Improved accuracy of the Bessel functions I0, I1, K0 and K1, see <a href="https://svn.boost.org/trac/boost/ticket/12066" target="_top">12066</a>.
- </li>
- </ul></div>
- <h5>
- <a name="math_toolkit.history2.h8"></a>
- <span class="phrase"><a name="math_toolkit.history2.math_2_5_1_boost_1_63"></a></span><a class="link" href="history2.html#math_toolkit.history2.math_2_5_1_boost_1_63">Math-2.5.1
- (Boost-1.63)</a>
- </h5>
- <p>
- Patches:
- </p>
- <div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: disc; ">
- <li class="listitem">
- Fixed evaluation of zero polynomial in polynomial.hpp, see <a href="https://svn.boost.org/trac/boost/ticket/12532" target="_top">12532</a>.
- </li>
- <li class="listitem">
- Fixed missing header include in boost/math/tools/tuple.hpp, see <a href="https://svn.boost.org/trac/boost/ticket/12537" target="_top">12537</a>.
- </li>
- </ul></div>
- <h5>
- <a name="math_toolkit.history2.h9"></a>
- <span class="phrase"><a name="math_toolkit.history2.math_2_5_0_boost_1_62"></a></span><a class="link" href="history2.html#math_toolkit.history2.math_2_5_0_boost_1_62">Math-2.5.0
- (Boost-1.62)</a>
- </h5>
- <p>
- New Features:
- </p>
- <div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: disc; "><li class="listitem">
- Enabled all the special function code to work correctly with types whose
- precision can change at runtime: for example type <code class="computeroutput"><span class="identifier">mpfr_float</span></code>
- from Boost.Multiprecision.
- </li></ul></div>
- <p>
- Patches:
- </p>
- <div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: disc; ">
- <li class="listitem">
- Fix tgamma_delta_ratio for cases where the delta is small compared to the
- base.
- </li>
- <li class="listitem">
- Fix misc GCC-4.4 test failures.
- </li>
- </ul></div>
- <h5>
- <a name="math_toolkit.history2.h10"></a>
- <span class="phrase"><a name="math_toolkit.history2.math_2_4_0_boost_1_61"></a></span><a class="link" href="history2.html#math_toolkit.history2.math_2_4_0_boost_1_61">Math-2.4.0
- (Boost-1.61)</a>
- </h5>
- <p>
- New Features:
- </p>
- <div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: disc; "><li class="listitem">
- Polynomial arithmetic added to tools.
- </li></ul></div>
- <h5>
- <a name="math_toolkit.history2.h11"></a>
- <span class="phrase"><a name="math_toolkit.history2.math_2_3_0_boost_1_60"></a></span><a class="link" href="history2.html#math_toolkit.history2.math_2_3_0_boost_1_60">Math-2.3.0
- (Boost-1.60)</a>
- </h5>
- <p>
- New Features:
- </p>
- <div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: disc; ">
- <li class="listitem">
- Promote the root finding and function minimization code to first class
- citizens - these are now officially supported as part of the library.
- </li>
- <li class="listitem">
- Allow the library to be used and tested with compiler exception handling
- support turned off. To better facilitate this the default error handling
- policies have been changed to <span class="emphasis"><em>errno_on_error</em></span> but only
- when the compiler has no exception handling support.
- </li>
- </ul></div>
- <p>
- Patches:
- </p>
- <div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: disc; ">
- <li class="listitem">
- Fix behaviour of the non-central chi-squared distribution when the non-centrality
- parameter is zero to match the chi-squared, see <a href="https://svn.boost.org/trac/boost/ticket/11557" target="_top">11557</a>.
- </li>
- <li class="listitem">
- Fix comments in code for the hypergeometric to match what it actually does,
- also fixes the parameter access functions to return the correct values.
- See <a href="https://svn.boost.org/trac/boost/ticket/11556" target="_top">11556</a>.
- </li>
- <li class="listitem">
- Stopped using hidden visiblity library build with the Oracle compiler as
- it leads to unresolved externals from the C++ standard library. See <a href="https://svn.boost.org/trac/boost/ticket/11547" target="_top">11547</a>.
- </li>
- <li class="listitem">
- Fix unintended use of __declspec when building with Oracle C++. See <a href="https://svn.boost.org/trac/boost/ticket/11546" target="_top">11546</a>.
- </li>
- <li class="listitem">
- Fix corner case bug in root bracketing code, see <a href="https://svn.boost.org/trac/boost/ticket/11532" target="_top">11532</a>.
- </li>
- <li class="listitem">
- Add some missing typecasts in arguments to std::max in Bernoulli code.
- See <a href="https://svn.boost.org/trac/boost/ticket/11453" target="_top">11453</a>.
- </li>
- <li class="listitem">
- Fix mistaken assumptions about the possible values for FLT_EVAL_METHOD.
- See <a href="https://svn.boost.org/trac/boost/ticket/11429" target="_top">11429</a>.
- </li>
- <li class="listitem">
- Completely revamped performance testing and error-rate measuring code so
- we can more easily document how well (or not!) we're doing. This information
- will hopefully get more frequently updated in future as it's more or less
- automatically generated - see the <span class="emphasis"><em>reporting</em></span> sub-directory
- for more information.
- </li>
- <li class="listitem">
- Fix some corner cases in the beta, incomplete beta, and incomplete beta
- derivative. With thanks to Rocco Romeo.
- </li>
- <li class="listitem">
- Reorganized the Bessel functions internally to improve the performance
- of Jn and Yn.
- </li>
- <li class="listitem">
- Fixed skewness formula for triangular distribution, see <a href="https://svn.boost.org/trac/boost/ticket/11768" target="_top">#11768</a>.
- </li>
- <li class="listitem">
- Fixed some examples so they compile on Unix platforms which have an ::exception
- struct declared, see <a href="https://svn.boost.org/trac/boost/ticket/11827" target="_top">#11827</a>.
- </li>
- <li class="listitem">
- Correct mistake in triangular distribution skewness formula <a href="https://svn.boost.org/trac/boost/ticket/11768" target="_top">11768</a>,
- reported by Juan Leni.
- </li>
- </ul></div>
- <h5>
- <a name="math_toolkit.history2.h12"></a>
- <span class="phrase"><a name="math_toolkit.history2.math_2_2_1"></a></span><a class="link" href="history2.html#math_toolkit.history2.math_2_2_1">Math-2.2.1</a>
- </h5>
- <p>
- Patch release for Boost-1.58:
- </p>
- <div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: disc; ">
- <li class="listitem">
- Minor <a href="https://github.com/boostorg/math/pull/13#issuecomment-98905579" target="_top">patch
- for Haiku support.</a>
- </li>
- <li class="listitem">
- Fix the decimal digit count for 128-bit floating point types.
- </li>
- <li class="listitem">
- Fix a few documentation typos.
- </li>
- </ul></div>
- <h5>
- <a name="math_toolkit.history2.h13"></a>
- <span class="phrase"><a name="math_toolkit.history2.math_2_2_0_boost_1_58_0"></a></span><a class="link" href="history2.html#math_toolkit.history2.math_2_2_0_boost_1_58_0">Math-2.2.0
- (boost-1.58.0)</a>
- </h5>
- <div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: disc; ">
- <li class="listitem">
- Added two new special functions - <a class="link" href="sf_gamma/trigamma.html" title="Trigamma">trigamma</a>
- and <a class="link" href="sf_gamma/polygamma.html" title="Polygamma">polygamma</a>.
- </li>
- <li class="listitem">
- Fixed namespace scope constants so they are constexpr on conforming compilers,
- see https://svn.boost.org/trac/boost/ticket/10901.
- </li>
- <li class="listitem">
- Fixed various cases of spurious under/overflow in the incomplete beta and
- gamma functions, plus the elliptic integrals, with thanks to Rocco Romeo.
- </li>
- <li class="listitem">
- Fix 3-arg <a class="link" href="sf_poly/legendre.html" title="Legendre (and Associated) Polynomials">legendre_p</a>
- and <a class="link" href="sf_poly/legendre.html" title="Legendre (and Associated) Polynomials">legendre_q</a> functions
- to not call the policy based overload if the final argument is not actually
- a policy.
- </li>
- <li class="listitem">
- Cleaned up some dead code in the incomplete beta function, see <a href="https://svn.boost.org/trac/boost/ticket/10985" target="_top">#10985</a>.
- </li>
- <li class="listitem">
- Fixed extreme-value pdf for large valued inputs, see <a href="https://svn.boost.org/trac/boost/ticket/10938" target="_top">#10938</a>.
- </li>
- <li class="listitem">
- Large update to the Elliptic integral code to use Carlson's latest algorithms
- - these should be more stable, more accurate and slightly faster than before.
- Also added support for Carlson's RG integral.
- </li>
- <li class="listitem">
- Added <a class="link" href="ellint/ellint_d.html" title="Elliptic Integral D - Legendre Form">ellint_d</a>, <a class="link" href="ellint/jacobi_zeta.html" title="Jacobi Zeta Function">jacobi_zeta</a> and <a class="link" href="ellint/heuman_lambda.html" title="Heuman Lambda Function">heuman_lambda</a> elliptic
- integrals.
- </li>
- <li class="listitem">
- Switched documentation to use SVG rather than PNG graphs and equations
- - browsers seem to have finally caught up!
- </li>
- </ul></div>
- <h5>
- <a name="math_toolkit.history2.h14"></a>
- <span class="phrase"><a name="math_toolkit.history2.math_2_1_0_boost_1_57_0"></a></span><a class="link" href="history2.html#math_toolkit.history2.math_2_1_0_boost_1_57_0">Math-2.1.0
- (boost-1.57.0)</a>
- </h5>
- <div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: disc; ">
- <li class="listitem">
- Added <a class="link" href="dist_ref/dists/hyperexponential_dist.html" title="Hyperexponential Distribution">Hyperexponential
- Distribution</a>.
- </li>
- <li class="listitem">
- Fix some spurious overflows in the incomplete gamma functions (with thanks
- to Rocco Romeo).
- </li>
- <li class="listitem">
- Fix bug in derivative of incomplete beta when a = b = 0.5 - this also effects
- several non-central distributions, see <a href="https://svn.boost.org/trac/boost/ticket/10480" target="_top">10480</a>.
- </li>
- <li class="listitem">
- Fixed some corner cases in <a class="link" href="rounding/round.html" title="Rounding Functions">round</a>.
- </li>
- <li class="listitem">
- Don't support 80-bit floats in cstdfloat.hpp if standard library support
- is broken.
- </li>
- </ul></div>
- <h5>
- <a name="math_toolkit.history2.h15"></a>
- <span class="phrase"><a name="math_toolkit.history2.math_2_0_0_boost_1_56_0"></a></span><a class="link" href="history2.html#math_toolkit.history2.math_2_0_0_boost_1_56_0">Math-2.0.0
- (Boost-1.56.0)</a>
- </h5>
- <div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: disc; ">
- <li class="listitem">
- <span class="bold"><strong>Breaking change</strong></span>: moved a number of non-core
- headers that are predominantly used for internal maintenance into <code class="computeroutput"><span class="identifier">libs</span><span class="special">/</span><span class="identifier">math</span><span class="special">/</span><span class="identifier">include_private</span></code>. The headers effected
- are <code class="computeroutput"><span class="identifier">boost</span><span class="special">/</span><span class="identifier">math</span><span class="special">/</span><span class="identifier">tools</span><span class="special">/</span><span class="identifier">test_data</span><span class="special">.</span><span class="identifier">hpp</span></code>, <code class="computeroutput"><span class="identifier">boost</span><span class="special">/</span><span class="identifier">math</span><span class="special">/</span><span class="identifier">tools</span><span class="special">/</span><span class="identifier">remez</span><span class="special">.</span><span class="identifier">hpp</span></code>,
- <code class="computeroutput"><span class="identifier">boost</span><span class="special">/</span><span class="identifier">math</span><span class="special">/</span><span class="identifier">constants</span><span class="special">/</span><span class="identifier">generate</span><span class="special">.</span><span class="identifier">hpp</span></code>, <code class="computeroutput"><span class="identifier">boost</span><span class="special">/</span><span class="identifier">math</span><span class="special">/</span><span class="identifier">tools</span><span class="special">/</span><span class="identifier">solve</span><span class="special">.</span><span class="identifier">hpp</span></code>,
- <code class="computeroutput"><span class="identifier">boost</span><span class="special">/</span><span class="identifier">math</span><span class="special">/</span><span class="identifier">tools</span><span class="special">/</span><span class="identifier">test</span><span class="special">.</span><span class="identifier">hpp</span></code>. You can continue to use these headers
- by adding <code class="computeroutput"><span class="identifier">libs</span><span class="special">/</span><span class="identifier">math</span><span class="special">/</span><span class="identifier">include_private</span></code> to your compiler's include
- path.
- </li>
- <li class="listitem">
- <span class="bold"><strong>Breaking change</strong></span>: A number of distributions
- and special functions were returning the maximum finite value rather than
- raising an <a class="link" href="error_handling.html#math_toolkit.error_handling.overflow_error">overflow_error</a>,
- this has now been fixed, which means these functions now behave as documented.
- However, since the default behavior on raising an <a class="link" href="error_handling.html#math_toolkit.error_handling.overflow_error">overflow_error</a>
- is to throw a <code class="computeroutput"><span class="identifier">std</span><span class="special">::</span><span class="identifier">overflow_error</span></code> exception, applications
- which have come to reply rely on these functions not throwing may experience
- exceptions where they did not before. The special functions involved are
- <a class="link" href="sf_gamma/igamma_inv.html" title="Incomplete Gamma Function Inverses">gamma_p_inva</a>,
- <a class="link" href="sf_gamma/igamma_inv.html" title="Incomplete Gamma Function Inverses">gamma_q_inva</a>,
- <a class="link" href="sf_beta/ibeta_inv_function.html" title="The Incomplete Beta Function Inverses">ibeta_inva</a>,
- <a class="link" href="sf_beta/ibeta_inv_function.html" title="The Incomplete Beta Function Inverses">ibetac_inva</a>,
- <a class="link" href="sf_beta/ibeta_inv_function.html" title="The Incomplete Beta Function Inverses">ibeta_invb</a>,
- <a class="link" href="sf_beta/ibeta_inv_function.html" title="The Incomplete Beta Function Inverses">ibetac_invb</a>,
- <a class="link" href="sf_gamma/igamma_inv.html" title="Incomplete Gamma Function Inverses">gamma_p_inv</a>, <a class="link" href="sf_gamma/igamma_inv.html" title="Incomplete Gamma Function Inverses">gamma_q_inv</a>. The distributions
- involved are <a class="link" href="dist_ref/dists/pareto.html" title="Pareto Distribution">Pareto
- Distribution</a>, <a class="link" href="dist_ref/dists/beta_dist.html" title="Beta Distribution">Beta
- Distribution</a>, <a class="link" href="dist_ref/dists/geometric_dist.html" title="Geometric Distribution">Geometric
- Distribution</a>, <a class="link" href="dist_ref/dists/negative_binomial_dist.html" title="Negative Binomial Distribution">Negative
- Binomial Distribution</a>, <a class="link" href="dist_ref/dists/binomial_dist.html" title="Binomial Distribution">Binomial
- Distribution</a>, <a class="link" href="dist_ref/dists/chi_squared_dist.html" title="Chi Squared Distribution">Chi
- Squared Distribution</a>, <a class="link" href="dist_ref/dists/gamma_dist.html" title="Gamma (and Erlang) Distribution">Gamma
- Distribution</a>, <a class="link" href="dist_ref/dists/inverse_chi_squared_dist.html" title="Inverse Chi Squared Distribution">Inverse
- chi squared Distribution</a>, <a class="link" href="dist_ref/dists/inverse_gamma_dist.html" title="Inverse Gamma Distribution">Inverse
- Gamma Distribution</a>. See <a href="https://svn.boost.org/trac/boost/ticket/10111" target="_top">#10111</a>.
- </li>
- <li class="listitem">
- Fix <a class="link" href="rounding/round.html" title="Rounding Functions">round</a> and <a class="link" href="rounding/trunc.html" title="Truncation Functions">trunc</a> functions so they can
- be used with integer arguments, see <a href="https://svn.boost.org/trac/boost/ticket/10066" target="_top">#10066</a>.
- </li>
- <li class="listitem">
- Fix Halley iteration to handle zero derivative (with non-zero second derivative),
- see <a href="https://svn.boost.org/trac/boost/ticket/10046" target="_top">#10046</a>.
- </li>
- </ul></div>
- <h5>
- <a name="math_toolkit.history2.h16"></a>
- <span class="phrase"><a name="math_toolkit.history2.math_1_9_1"></a></span><a class="link" href="history2.html#math_toolkit.history2.math_1_9_1">Math-1.9.1</a>
- </h5>
- <div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: disc; ">
- <li class="listitem">
- Fix Geometric distribution use of Policies, see <a href="https://svn.boost.org/trac/boost/ticket/9833" target="_top">#9833</a>.
- </li>
- <li class="listitem">
- Fix corner cases in the negative binomial distribution, see <a href="https://svn.boost.org/trac/boost/ticket/9834" target="_top">#9834</a>.
- </li>
- <li class="listitem">
- Fix compilation failures on Mac OS.
- </li>
- </ul></div>
- <h5>
- <a name="math_toolkit.history2.h17"></a>
- <span class="phrase"><a name="math_toolkit.history2.math_1_9_0"></a></span><a class="link" href="history2.html#math_toolkit.history2.math_1_9_0">Math-1.9.0</a>
- </h5>
- <div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: disc; ">
- <li class="listitem">
- Changed version number to new Boost.Math specific version now that we're
- in the modular Boost world.
- </li>
- <li class="listitem">
- Added <a class="link" href="number_series/bernoulli_numbers.html" title="Bernoulli Numbers">Bernoulli
- numbers</a>, changed arbitrary precision <a class="link" href="sf_gamma/tgamma.html" title="Gamma">tgamma</a>/<a class="link" href="sf_gamma/lgamma.html" title="Log Gamma">lgamma</a> to use Sterling's
- approximation (from Nikhar Agrawal).
- </li>
- <li class="listitem">
- Added first derivatives of the Bessel functions: <a class="link" href="bessel/bessel_derivatives.html" title="Derivatives of the Bessel Functions">cyl_bessel_j_prime</a>,
- <a class="link" href="bessel/bessel_derivatives.html" title="Derivatives of the Bessel Functions">cyl_neumann_prime</a>,
- <a class="link" href="bessel/bessel_derivatives.html" title="Derivatives of the Bessel Functions">cyl_bessel_i_prime</a>,
- <a class="link" href="bessel/bessel_derivatives.html" title="Derivatives of the Bessel Functions">cyl_bessel_k_prime</a>,
- <a class="link" href="bessel/bessel_derivatives.html" title="Derivatives of the Bessel Functions">sph_bessel_prime</a>
- and <a class="link" href="bessel/bessel_derivatives.html" title="Derivatives of the Bessel Functions">sph_neumann_prime</a>
- (from Anton Bikineev).
- </li>
- <li class="listitem">
- Fixed buggy Student's t example code, along with docs for testing sample
- means for equivalence.
- </li>
- <li class="listitem">
- Documented <code class="computeroutput"><span class="identifier">max_iter</span></code> parameter
- in root finding code better, see <a href="https://svn.boost.org/trac/boost/ticket/9225" target="_top">#9225</a>.
- </li>
- <li class="listitem">
- Add option to explicitly enable/disable use of __float128 in constants
- code, see <a href="https://svn.boost.org/trac/boost/ticket/9240" target="_top">#9240</a>.
- </li>
- <li class="listitem">
- Cleaned up handling of negative values in Bessel I0 and I1 code (removed
- dead code), see <a href="https://svn.boost.org/trac/boost/ticket/9512" target="_top">#9512</a>.
- </li>
- <li class="listitem">
- Fixed handling of very small values passed to <a class="link" href="sf_gamma/tgamma.html" title="Gamma">tgamma</a>
- and <a class="link" href="sf_gamma/lgamma.html" title="Log Gamma">lgamma</a> so they
- don't generate spurious overflows (thanks to Rocco Romeo).
- </li>
- <li class="listitem">
- <a href="https://svn.boost.org/trac/boost/ticket/9672" target="_top">#9672 PDF and
- CDF of a Laplace distribution throwing domain_error</a> Random variate
- can now be infinite.
- </li>
- <li class="listitem">
- Fixed several corner cases in <a class="link" href="factorials/sf_rising_factorial.html" title="Rising Factorial">rising_factorial</a>,
- <a class="link" href="factorials/sf_falling_factorial.html" title="Falling Factorial">falling_factorial</a>
- and <a class="link" href="sf_gamma/gamma_ratios.html" title="Ratios of Gamma Functions">tgamma_delta_ratio</a>
- with thanks to Rocco Romeo.
- </li>
- <li class="listitem">
- Fixed several corner cases in <a class="link" href="factorials/sf_rising_factorial.html" title="Rising Factorial">rising_factorial</a>,
- <a class="link" href="factorials/sf_falling_factorial.html" title="Falling Factorial">falling_factorial</a>
- and <a class="link" href="sf_gamma/gamma_ratios.html" title="Ratios of Gamma Functions">tgamma_delta_ratio</a>
- (thanks to Rocco Romeo).
- </li>
- <li class="listitem">
- Removed constant <code class="computeroutput"><span class="identifier">pow23_four_minus_pi</span>
- </code> whose value did not match the name (and was unused by Boost.Math),
- see <a href="https://svn.boost.org/trac/boost/ticket/9712" target="_top">#9712</a>.
- </li>
- </ul></div>
- <h5>
- <a name="math_toolkit.history2.h18"></a>
- <span class="phrase"><a name="math_toolkit.history2.boost_1_55"></a></span><a class="link" href="history2.html#math_toolkit.history2.boost_1_55">Boost-1.55</a>
- </h5>
- <div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: disc; ">
- <li class="listitem">
- Suppress numerous warnings (mostly from GCC-4.8 and MSVC) <a href="https://svn.boost.org/trac/boost/ticket/8384" target="_top">#8384</a>,
- <a href="https://svn.boost.org/trac/boost/ticket/8855" target="_top">#8855</a>,
- <a href="https://svn.boost.org/trac/boost/ticket/9107" target="_top">#9107</a>,
- <a href="https://svn.boost.org/trac/boost/ticket/9109" target="_top">#9109</a>..
- </li>
- <li class="listitem">
- Fixed PGI compilation issue <a href="https://svn.boost.org/trac/boost/ticket/8333" target="_top">#8333</a>.
- </li>
- <li class="listitem">
- Fixed PGI constant value initialization issue that caused erf to generate
- incorrect results <a href="https://svn.boost.org/trac/boost/ticket/8621" target="_top">#8621</a>.
- </li>
- <li class="listitem">
- Prevent macro expansion of some C99 macros that are also C++ functions
- <a href="https://svn.boost.org/trac/boost/ticket/8732" target="_top">#8732</a>
- and <a href="https://svn.boost.org/trac/boost/ticket/8733" target="_top">#8733</a>..
- </li>
- <li class="listitem">
- Fixed Student's T distribution to behave correctly with huge degrees of
- freedom (larger than the largest representable integer) <a href="https://svn.boost.org/trac/boost/ticket/8837" target="_top">#8837</a>.
- </li>
- <li class="listitem">
- Make some core functions usable with <code class="computeroutput"><span class="keyword">long</span>
- <span class="keyword">double</span></code> even when the platform has
- no standard library <code class="computeroutput"><span class="keyword">long</span> <span class="keyword">double</span></code> support <a href="https://svn.boost.org/trac/boost/ticket/8940" target="_top">#8940</a>.
- </li>
- <li class="listitem">
- Fix error handling of distributions to catch invalid scale and location
- parameters when the random variable is infinite <a href="https://svn.boost.org/trac/boost/ticket/9042" target="_top">#9042</a>
- and <a href="https://svn.boost.org/trac/boost/ticket/9126" target="_top">#9126</a>.
- </li>
- <li class="listitem">
- Add workaround for broken <tuple> in Intel C++ 14 <a href="https://svn.boost.org/trac/boost/ticket/9087" target="_top">#9087</a>.
- </li>
- <li class="listitem">
- Improve consistency of argument reduction in the elliptic integrals <a href="https://svn.boost.org/trac/boost/ticket/9104" target="_top">#9104</a>.
- </li>
- <li class="listitem">
- Fix bug in inverse incomplete beta that results in cancellation errors
- when the beta function is really an arcsine or Student's T distribution.
- </li>
- <li class="listitem">
- Fix issue in Bessel I and K function continued fractions that causes spurious
- over/underflow.
- </li>
- <li class="listitem">
- <p class="simpara">
- Add improvement to non-central chi squared distribution quantile due to
- Thomas Luu, <a href="http://discovery.ucl.ac.uk/1482128/" target="_top">Fast and accurate
- parallel computation of quantile functions for random number generation,
- Doctorial Thesis 2016</a>. <a href="http://discovery.ucl.ac.uk/1463470/" target="_top">Efficient
- and Accurate Parallel Inversion of the Gamma Distribution, Thomas Luu</a>
- </p>
- <h5>
- <a name="math_toolkit.history2.h19"></a>
- <span class="phrase"><a name="math_toolkit.history2.boost_1_54"></a></span><a class="link" href="history2.html#math_toolkit.history2.boost_1_54">Boost-1.54</a>
- </h5>
- </li>
- <li class="listitem">
- Major reorganization to incorporate other Boost.Math like Integer Utilities
- Integer Utilities (Greatest Common Divisor and Least Common Multiple),
- quaternions and octonions. Making new chapter headings.
- </li>
- <li class="listitem">
- Added many references to Boost.Multiprecision and <code class="computeroutput"><span class="identifier">cpp_dec_float_50</span></code>
- as an example of a User-defined Type (UDT).
- </li>
- <li class="listitem">
- Added Clang to list of supported compilers.
- </li>
- <li class="listitem">
- Fixed constants to use a thread-safe cache of computed values when used
- at arbitrary precision.
- </li>
- <li class="listitem">
- Added finding zeros of Bessel functions <code class="computeroutput"><span class="identifier">cyl_bessel_j_zero</span></code>,
- <code class="computeroutput"><span class="identifier">cyl_neumann_zero</span></code>, <code class="computeroutput"><span class="identifier">airy_ai_zero</span></code> and <code class="computeroutput"><span class="identifier">airy_bi_zero</span></code>(by
- Christopher Kormanyos).
- </li>
- <li class="listitem">
- More accuracy improvements to the Bessel J and Y functions from Rocco Romeo.
- </li>
- <li class="listitem">
- Fixed nasty cyclic dependency bug that caused some headers to not compile
- <a href="https://svn.boost.org/trac/boost/ticket/7999" target="_top">#7999</a>.
- </li>
- <li class="listitem">
- Fixed bug in <a class="link" href="sf_gamma/tgamma.html" title="Gamma">tgamma</a>
- that caused spurious overflow for arguments between 142.5 and 143.
- </li>
- <li class="listitem">
- Fixed bug in raise_rounding_error that caused it to return an incorrect
- result when throwing an exception is turned off <a href="https://svn.boost.org/trac/boost/ticket/7905" target="_top">#7905</a>.
- </li>
- <li class="listitem">
- Added minimal __float128 support.
- </li>
- <li class="listitem">
- Fixed bug in edge-cases of poisson quantile <a href="https://svn.boost.org/trac/boost/ticket/8308" target="_top">#8308</a>.
- </li>
- <li class="listitem">
- Adjusted heuristics used in Halley iteration to cope with inverting the
- incomplete beta in tricky regions where the derivative is flatlining. Example
- is computing the quantile of the Fisher F distribution for probabilities
- smaller than machine epsilon. See ticket <a href="https://svn.boost.org/trac/boost/ticket/8314" target="_top">#8314</a>.
- </li>
- </ul></div>
- <h5>
- <a name="math_toolkit.history2.h20"></a>
- <span class="phrase"><a name="math_toolkit.history2.boost_1_53"></a></span><a class="link" href="history2.html#math_toolkit.history2.boost_1_53">Boost-1.53</a>
- </h5>
- <div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: disc; ">
- <li class="listitem">
- Fixed issues <a href="https://svn.boost.org/trac/boost/ticket/7325" target="_top">#7325</a>,
- <a href="https://svn.boost.org/trac/boost/ticket/7415" target="_top">#7415</a>
- and <a href="https://svn.boost.org/trac/boost/ticket/7416" target="_top">#7416</a>,
- <a href="https://svn.boost.org/trac/boost/ticket/7183" target="_top">#7183</a>,
- <a href="https://svn.boost.org/trac/boost/ticket/7649" target="_top">#7649</a>,
- <a href="https://svn.boost.org/trac/boost/ticket/7694" target="_top">#7694</a>,
- <a href="https://svn.boost.org/trac/boost/ticket/4445" target="_top">#4445</a>,
- <a href="https://svn.boost.org/trac/boost/ticket/7492" target="_top">#7492</a>,
- <a href="https://svn.boost.org/trac/boost/ticket/7891" target="_top">#7891</a>,
- <a href="https://svn.boost.org/trac/boost/ticket/7429" target="_top">#7429</a>.
- </li>
- <li class="listitem">
- Fixed mistake in calculating pooled standard deviation in two-sample students
- t example <a href="https://svn.boost.org/trac/boost/ticket/7402" target="_top">#7402</a>.
- </li>
- <li class="listitem">
- Improve complex acos/asin/atan, see <a href="https://svn.boost.org/trac/boost/ticket/7290" target="_top">#7290</a>,
- <a href="https://svn.boost.org/trac/boost/ticket/7291" target="_top">#7291</a>.
- </li>
- <li class="listitem">
- Improve accuracy in some corner cases of <a class="link" href="bessel/bessel_first.html" title="Bessel Functions of the First and Second Kinds">cyl_bessel_j</a>
- and <a class="link" href="sf_gamma/igamma.html" title="Incomplete Gamma Functions">gamma_p</a>/<a class="link" href="sf_gamma/igamma.html" title="Incomplete Gamma Functions">gamma_q</a>
- thanks to suggestions from Rocco Romeo.
- </li>
- <li class="listitem">
- Improve accuracy of Bessel J and Y for integer orders thanks to suggestions
- from Rocco Romeo.
- </li>
- </ul></div>
- <h5>
- <a name="math_toolkit.history2.h21"></a>
- <span class="phrase"><a name="math_toolkit.history2.boost_1_52"></a></span><a class="link" href="history2.html#math_toolkit.history2.boost_1_52">Boost-1.52</a>
- </h5>
- <div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: disc; ">
- <li class="listitem">
- Corrected moments for small degrees of freedom <a href="https://svn.boost.org/trac/boost/ticket/7177" target="_top">#7177</a>
- (reported by Thomas Mang).
- </li>
- <li class="listitem">
- Added <a class="link" href="airy.html" title="Airy Functions">Airy functions</a> and <a class="link" href="jacobi.html" title="Jacobi Elliptic Functions">Jacobi Elliptic functions</a>.
- </li>
- <li class="listitem">
- Corrected failure to detect bad parameters in many distributions <a href="https://svn.boost.org/trac/boost/ticket/6934" target="_top">#6934</a> (reported
- by Florian Schoppmann) by adding a function check_out_of_range to test
- many possible bad parameters. This test revealed several distributions
- where the checks for bad parameters were ineffective, and these have been
- rectified.
- </li>
- <li class="listitem">
- Fixed issue in Hankel functions that causes incorrect values to be returned
- for <span class="emphasis"><em>x < 0</em></span> and ν odd, see <a href="https://svn.boost.org/trac/boost/ticket/7135" target="_top">#7135</a>.
- </li>
- <li class="listitem">
- Fixed issues <a href="https://svn.boost.org/trac/boost/ticket/6517" target="_top">#6517</a>,
- <a href="https://svn.boost.org/trac/boost/ticket/6362" target="_top">#6362</a>,
- <a href="https://svn.boost.org/trac/boost/ticket/7053" target="_top">#7053</a>,
- <a href="https://svn.boost.org/trac/boost/ticket/2693" target="_top">#2693</a>,
- <a href="https://svn.boost.org/trac/boost/ticket/6937" target="_top">#6937</a>,
- <a href="https://svn.boost.org/trac/boost/ticket/7099" target="_top">#7099</a>.
- </li>
- <li class="listitem">
- Permitted infinite degrees of freedom <a href="https://svn.boost.org/trac/boost/ticket/7259" target="_top">#7259</a>
- implemented using the normal distribution (requested by Thomas Mang).
- </li>
- <li class="listitem">
- Much enhanced accuracy for large degrees of freedom ν and/or large non-centrality
- δ
- by switching to use the Students t distribution (or Normal distribution
- for infinite degrees of freedom) centered at delta, when δ / (4 * ν) <
- epsilon for the floating-point type in use. <a href="https://svn.boost.org/trac/boost/ticket/7259" target="_top">#7259</a>.
- It was found that the incomplete beta was suffering from serious cancellation
- errors when degrees of freedom was very large. (That has now been fixed
- in our code, but any code based on Didonato and Morris's original papers
- (probably every implementation out there actually) will have the same issue).
- </li>
- </ul></div>
- <h5>
- <a name="math_toolkit.history2.h22"></a>
- <span class="phrase"><a name="math_toolkit.history2.boost_1_51"></a></span><a class="link" href="history2.html#math_toolkit.history2.boost_1_51">Boost-1.51</a>
- </h5>
- <p>
- See Boost-1.52 - some items were added but not listed in time for the release.
- </p>
- <h5>
- <a name="math_toolkit.history2.h23"></a>
- <span class="phrase"><a name="math_toolkit.history2.boost_1_50"></a></span><a class="link" href="history2.html#math_toolkit.history2.boost_1_50">Boost-1.50</a>
- </h5>
- <div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: disc; ">
- <li class="listitem">
- Promoted math constants to be 1st class citizens, including convenient
- access to the most widely used built-in float, double, long double via
- three namespaces.
- </li>
- <li class="listitem">
- Added the Owen's T function and Skew Normal distribution written by Benjamin
- Sobotta: see <a class="link" href="owens_t.html" title="Owen's T function">Owens T</a> and skew_normal_distrib.
- </li>
- <li class="listitem">
- Added Hankel functions <a class="link" href="hankel/cyl_hankel.html" title="Cyclic Hankel Functions">cyl_hankel_1</a>,
- <a class="link" href="hankel/cyl_hankel.html" title="Cyclic Hankel Functions">cyl_hankel_2</a>, <a class="link" href="hankel/sph_hankel.html" title="Spherical Hankel Functions">sph_hankel_1</a> and <a class="link" href="hankel/sph_hankel.html" title="Spherical Hankel Functions">sph_hankel_2</a>.
- </li>
- <li class="listitem">
- Corrected issue <a href="https://svn.boost.org/trac/boost/ticket/6627" target="_top">#6627
- nonfinite_num_put formatting of 0.0 is incorrect</a> based on a patch
- submitted by K R Walker.
- </li>
- <li class="listitem">
- Changed constant initialization mechanism so that it is thread safe even
- for user-defined types, also so that user defined types get the full precision
- of the constant, even when <code class="computeroutput"><span class="keyword">long</span>
- <span class="keyword">double</span></code> does not. So for example
- 128-bit rational approximations will work with UDT's and do the right thing,
- even though <code class="computeroutput"><span class="keyword">long</span> <span class="keyword">double</span></code>
- may be only 64 or 80 bits.
- </li>
- <li class="listitem">
- Fixed issue in <code class="computeroutput"><span class="identifier">bessel_jy</span></code>
- which causes Y<sub>8.5</sub>(4π) to yield a NaN.
- </li>
- </ul></div>
- <h5>
- <a name="math_toolkit.history2.h24"></a>
- <span class="phrase"><a name="math_toolkit.history2.boost_1_49"></a></span><a class="link" href="history2.html#math_toolkit.history2.boost_1_49">Boost-1.49</a>
- </h5>
- <div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: disc; ">
- <li class="listitem">
- Deprecated wrongly named <code class="computeroutput"><span class="identifier">twothirds</span></code>
- math constant in favour of <code class="computeroutput"><span class="identifier">two_thirds</span></code>
- (with underscore separator). (issue <a href="https://svn.boost.org/trac/boost/ticket/6199" target="_top">#6199</a>).
- </li>
- <li class="listitem">
- Refactored test data and some special function code to improve support
- for arbitary precision and/or expression-template-enabled types.
- </li>
- <li class="listitem">
- Added new faster zeta function evaluation method.
- </li>
- </ul></div>
- <p>
- Fixed issues:
- </p>
- <div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: disc; ">
- <li class="listitem">
- Corrected CDF complement for Laplace distribution (issue <a href="https://svn.boost.org/trac/boost/ticket/6151" target="_top">#6151</a>).
- </li>
- <li class="listitem">
- Corrected branch cuts on the complex inverse trig functions, to handle
- signed zeros (issue <a href="https://svn.boost.org/trac/boost/ticket/6171" target="_top">#6171</a>).
- </li>
- <li class="listitem">
- Fixed bug in <code class="computeroutput"><span class="identifier">bessel_yn</span></code>
- which caused incorrect overflow errors to be raised for negative <span class="emphasis"><em>n</em></span>
- (issue <a href="https://svn.boost.org/trac/boost/ticket/6367" target="_top">#6367</a>).
- </li>
- <li class="listitem">
- Also fixed minor/cosmetic/configuration issues <a href="https://svn.boost.org/trac/boost/ticket/6120" target="_top">#6120</a>,
- <a href="https://svn.boost.org/trac/boost/ticket/6191" target="_top">#6191</a>,
- <a href="https://svn.boost.org/trac/boost/ticket/5982" target="_top">#5982</a>,
- <a href="https://svn.boost.org/trac/boost/ticket/6130" target="_top">#6130</a>,
- <a href="https://svn.boost.org/trac/boost/ticket/6234" target="_top">#6234</a>,
- <a href="https://svn.boost.org/trac/boost/ticket/6307" target="_top">#6307</a>,
- <a href="https://svn.boost.org/trac/boost/ticket/6192" target="_top">#6192</a>.
- </li>
- </ul></div>
- <h5>
- <a name="math_toolkit.history2.h25"></a>
- <span class="phrase"><a name="math_toolkit.history2.boost_1_48"></a></span><a class="link" href="history2.html#math_toolkit.history2.boost_1_48">Boost-1.48</a>
- </h5>
- <div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: disc; ">
- <li class="listitem">
- Added new series evaluation methods to the cyclic Bessel I, J, K and Y
- functions. Also taken great care to avoid spurious over and underflow of
- these functions. Fixes issue <a href="https://svn.boost.org/trac/boost/ticket/5560" target="_top">#5560</a>
- </li>
- <li class="listitem">
- Added an example of using Inverse Chi-Squared distribution for Bayesian
- statistics, provided by Thomas Mang.
- </li>
- <li class="listitem">
- Added tests to use improved version of lexical_cast which handles C99 nonfinites
- without using globale facets.
- </li>
- <li class="listitem">
- Corrected wrong out-of-bound uniform distribution CDF complement values
- <a href="https://svn.boost.org/trac/boost/ticket/5733" target="_top">#5733</a>.
- </li>
- <li class="listitem">
- Enabled long double support on OpenBSD (issue <a href="https://svn.boost.org/trac/boost/ticket/6014" target="_top">#6014</a>).
- </li>
- <li class="listitem">
- Changed nextafter and related functions to behave in the same way as other
- implementations - so that nextafter(+INF, 0) is a finite value (issue
- <a href="https://svn.boost.org/trac/boost/ticket/5823" target="_top">#5832</a>).
- </li>
- <li class="listitem">
- Changed tuple include configuration to fix issue when using in conjunction
- with Boost.Tr1 (issue <a href="https://svn.boost.org/trac/boost/ticket/5934" target="_top">#5934</a>).
- </li>
- <li class="listitem">
- Changed class eps_tolerance to behave correctly when both ends of the range
- are zero (issue <a href="https://svn.boost.org/trac/boost/ticket/6001" target="_top">#6001</a>).
- </li>
- <li class="listitem">
- Fixed missing include guards on prime.hpp (issue <a href="https://svn.boost.org/trac/boost/ticket/5927" target="_top">#5927</a>).
- </li>
- <li class="listitem">
- Removed unused/undocumented constants from constants.hpp (issue <a href="https://svn.boost.org/trac/boost/ticket/5982" target="_top">#5982</a>).
- </li>
- <li class="listitem">
- Fixed missing std:: prefix in nonfinite_num_facets.hpp (issue <a href="https://svn.boost.org/trac/boost/ticket/5914" target="_top">#5914</a>).
- </li>
- <li class="listitem">
- Minor patches for Cray compiler compatibility.
- </li>
- </ul></div>
- <h5>
- <a name="math_toolkit.history2.h26"></a>
- <span class="phrase"><a name="math_toolkit.history2.boost_1_47"></a></span><a class="link" href="history2.html#math_toolkit.history2.boost_1_47">Boost-1.47</a>
- </h5>
- <div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: disc; ">
- <li class="listitem">
- Added changesign function to sign.hpp to facilitate addition of nonfinite
- facets.
- </li>
- <li class="listitem">
- Addition of nonfinite facets from Johan Rade, with tests, examples of use
- for C99 format infinity and NaN, and documentation.
- </li>
- <li class="listitem">
- Added tests and documentation of changesign from Johan Rade.
- </li>
- </ul></div>
- <h5>
- <a name="math_toolkit.history2.h27"></a>
- <span class="phrase"><a name="math_toolkit.history2.boost_1_46_1"></a></span><a class="link" href="history2.html#math_toolkit.history2.boost_1_46_1">Boost-1.46.1</a>
- </h5>
- <div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: disc; "><li class="listitem">
- Fixed issues <a href="https://svn.boost.org/trac/boost/ticket/5095" target="_top">#5095</a>,
- <a href="https://svn.boost.org/trac/boost/ticket/5095" target="_top">#5113</a>.
- </li></ul></div>
- <h5>
- <a name="math_toolkit.history2.h28"></a>
- <span class="phrase"><a name="math_toolkit.history2.boost_1_46_0"></a></span><a class="link" href="history2.html#math_toolkit.history2.boost_1_46_0">Boost-1.46.0</a>
- </h5>
- <div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: disc; ">
- <li class="listitem">
- Added Wald, Inverse Gaussian and geometric distributions.
- </li>
- <li class="listitem">
- Added information about configuration macros.
- </li>
- <li class="listitem">
- Added support for mpreal as a real-numbered type.
- </li>
- </ul></div>
- <h5>
- <a name="math_toolkit.history2.h29"></a>
- <span class="phrase"><a name="math_toolkit.history2.boost_1_45_0"></a></span><a class="link" href="history2.html#math_toolkit.history2.boost_1_45_0">Boost-1.45.0</a>
- </h5>
- <div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: disc; ">
- <li class="listitem">
- Added warnings about potential ambiguity with std random library in distribution
- and function names.
- </li>
- <li class="listitem">
- Added inverse gamma distribution and inverse chi_square and scaled inverse
- chi_square.
- </li>
- <li class="listitem">
- Editorial revision of documentation, and added FAQ.
- </li>
- </ul></div>
- <h5>
- <a name="math_toolkit.history2.h30"></a>
- <span class="phrase"><a name="math_toolkit.history2.boost_1_44_0"></a></span><a class="link" href="history2.html#math_toolkit.history2.boost_1_44_0">Boost-1.44.0</a>
- </h5>
- <div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: disc; ">
- <li class="listitem">
- Fixed incorrect range and support for Rayleigh distribution.
- </li>
- <li class="listitem">
- Fixed numerical error in the quantile of the Student's T distribution:
- the function was returning garbage values for non-integer degrees of freedom
- between 2 and 3.
- </li>
- </ul></div>
- <h5>
- <a name="math_toolkit.history2.h31"></a>
- <span class="phrase"><a name="math_toolkit.history2.boost_1_41_0"></a></span><a class="link" href="history2.html#math_toolkit.history2.boost_1_41_0">Boost-1.41.0</a>
- </h5>
- <div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: disc; "><li class="listitem">
- Significantly improved performance for the incomplete gamma function and
- its inverse.
- </li></ul></div>
- <h5>
- <a name="math_toolkit.history2.h32"></a>
- <span class="phrase"><a name="math_toolkit.history2.boost_1_40_0"></a></span><a class="link" href="history2.html#math_toolkit.history2.boost_1_40_0">Boost-1.40.0</a>
- </h5>
- <div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: disc; ">
- <li class="listitem">
- Added support for MPFR as a bignum type.
- </li>
- <li class="listitem">
- Added some full specializations of the policy classes to reduce compile
- times.
- </li>
- <li class="listitem">
- Added logistic and hypergeometric distributions, from Gautam Sewani's Google
- Summer of Code project.
- </li>
- <li class="listitem">
- Added Laplace distribution submitted by Thijs van den Berg.
- </li>
- <li class="listitem">
- Updated performance test code to include new distributions, and improved
- the performance of the non-central distributions.
- </li>
- <li class="listitem">
- Added SSE2 optimised <a class="link" href="lanczos.html" title="The Lanczos Approximation">Lanczos approximation</a>
- code, from Gautam Sewani's Google Summer of Code project.
- </li>
- <li class="listitem">
- Fixed bug in cyl_bessel_i that used an incorrect approximation for ν = 0.5,
- also effects the non-central Chi Square Distribution when ν = 3, see bug
- report <a href="https://svn.boost.org/trac/boost/ticket/2877" target="_top">#2877</a>.
- </li>
- <li class="listitem">
- Fixed minor bugs <a href="https://svn.boost.org/trac/boost/ticket/2873" target="_top">#2873</a>.
- </li>
- </ul></div>
- <h5>
- <a name="math_toolkit.history2.h33"></a>
- <span class="phrase"><a name="math_toolkit.history2.boost_1_38_0"></a></span><a class="link" href="history2.html#math_toolkit.history2.boost_1_38_0">Boost-1.38.0</a>
- </h5>
- <div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: disc; ">
- <li class="listitem">
- Added Johan Råde's optimised floating point classification routines.
- </li>
- <li class="listitem">
- Fixed code so that it compiles in GCC's -pedantic mode (bug report <a href="https://svn.boost.org/trac/boost/ticket/1451" target="_top">#1451</a>).
- </li>
- </ul></div>
- <h5>
- <a name="math_toolkit.history2.h34"></a>
- <span class="phrase"><a name="math_toolkit.history2.boost_1_37_0"></a></span><a class="link" href="history2.html#math_toolkit.history2.boost_1_37_0">Boost-1.37.0</a>
- </h5>
- <div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: disc; "><li class="listitem">
- Improved accuracy and testing of the inverse hypergeometric functions.
- </li></ul></div>
- <h5>
- <a name="math_toolkit.history2.h35"></a>
- <span class="phrase"><a name="math_toolkit.history2.boost_1_36_0"></a></span><a class="link" href="history2.html#math_toolkit.history2.boost_1_36_0">Boost-1.36.0</a>
- </h5>
- <div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: disc; ">
- <li class="listitem">
- Added Noncentral Chi Squared Distribution.
- </li>
- <li class="listitem">
- Added Noncentral Beta Distribution.
- </li>
- <li class="listitem">
- Added Noncentral F Distribution.
- </li>
- <li class="listitem">
- Added Noncentral T Distribution.
- </li>
- <li class="listitem">
- Added Exponential Integral Functions.
- </li>
- <li class="listitem">
- Added Zeta Function.
- </li>
- <li class="listitem">
- Added Rounding and Truncation functions.
- </li>
- <li class="listitem">
- Added Compile time powers of runtime bases.
- </li>
- <li class="listitem">
- Added SSE2 optimizations for Lanczos evaluation.
- </li>
- </ul></div>
- <h5>
- <a name="math_toolkit.history2.h36"></a>
- <span class="phrase"><a name="math_toolkit.history2.boost_1_35_0_post_review_first_o"></a></span><a class="link" href="history2.html#math_toolkit.history2.boost_1_35_0_post_review_first_o">Boost-1.35.0:
- Post Review First Official Release</a>
- </h5>
- <div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: disc; ">
- <li class="listitem">
- Added Policy based framework that allows fine grained control over function
- behaviour.
- </li>
- <li class="listitem">
- <span class="bold"><strong>Breaking change:</strong></span> Changed default behaviour
- for domain, pole and overflow errors to throw an exception (based on review
- feedback), this behaviour can be customised using <a class="link" href="../policy.html" title="Chapter 20. Policies: Controlling Precision, Error Handling etc">Policy</a>'s.
- </li>
- <li class="listitem">
- <span class="bold"><strong>Breaking change:</strong></span> Changed exception thrown
- when an internal evaluation error occurs to boost::math::evaluation_error.
- </li>
- <li class="listitem">
- <span class="bold"><strong>Breaking change:</strong></span> Changed discrete quantiles
- to return an integer result: this is anything up to 20 times faster than
- finding the true root, this behaviour can be customised using <a class="link" href="../policy.html" title="Chapter 20. Policies: Controlling Precision, Error Handling etc">Policy</a>'s.
- </li>
- <li class="listitem">
- Polynomial/rational function evaluation is now customisable and hopefully
- faster than before.
- </li>
- <li class="listitem">
- Added performance test program.
- </li>
- </ul></div>
- <h5>
- <a name="math_toolkit.history2.h37"></a>
- <span class="phrase"><a name="math_toolkit.history2.milestone_4_second_review_candid"></a></span><a class="link" href="history2.html#math_toolkit.history2.milestone_4_second_review_candid">Milestone
- 4: Second Review Candidate (1st March 2007)</a>
- </h5>
- <div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: disc; ">
- <li class="listitem">
- Moved Xiaogang Zhang's Bessel Functions code into the library, and brought
- them into line with the rest of the code.
- </li>
- <li class="listitem">
- Added C# "Distribution Explorer" demo application.
- </li>
- </ul></div>
- <h5>
- <a name="math_toolkit.history2.h38"></a>
- <span class="phrase"><a name="math_toolkit.history2.milestone_3_first_review_candida"></a></span><a class="link" href="history2.html#math_toolkit.history2.milestone_3_first_review_candida">Milestone
- 3: First Review Candidate (31st Dec 2006)</a>
- </h5>
- <div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: disc; ">
- <li class="listitem">
- Implemented the main probability distribution and density functions.
- </li>
- <li class="listitem">
- Implemented digamma.
- </li>
- <li class="listitem">
- Added more factorial functions.
- </li>
- <li class="listitem">
- Implemented the Hermite, Legendre and Laguerre polynomials plus the spherical
- harmonic functions from TR1.
- </li>
- <li class="listitem">
- Moved Xiaogang Zhang's elliptic integral code into the library, and brought
- them into line with the rest of the code.
- </li>
- <li class="listitem">
- Moved Hubert Holin's existing Boost.Math special functions into this library
- and brought them into line with the rest of the code.
- </li>
- </ul></div>
- <h5>
- <a name="math_toolkit.history2.h39"></a>
- <span class="phrase"><a name="math_toolkit.history2.milestone_2_released_september_1"></a></span><a class="link" href="history2.html#math_toolkit.history2.milestone_2_released_september_1">Milestone
- 2: Released September 10th 2006</a>
- </h5>
- <div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: disc; ">
- <li class="listitem">
- Implement preview release of the statistical distributions.
- </li>
- <li class="listitem">
- Added statistical distributions tutorial.
- </li>
- <li class="listitem">
- Implemented root finding algorithms.
- </li>
- <li class="listitem">
- Implemented the inverses of the incomplete gamma and beta functions.
- </li>
- <li class="listitem">
- Rewrite erf/erfc as rational approximations (valid to 128-bit precision).
- </li>
- <li class="listitem">
- Integrated the statistical results generated from the test data with Boost.Test:
- uses a database of expected results, indexed by test, floating point type,
- platform, and compiler.
- </li>
- <li class="listitem">
- Improved lgamma near 1 and 2 (rational approximations).
- </li>
- <li class="listitem">
- Improved erf/erfc inverses (rational approximations).
- </li>
- <li class="listitem">
- Implemented Rational function generation (the Remez method).
- </li>
- </ul></div>
- <h5>
- <a name="math_toolkit.history2.h40"></a>
- <span class="phrase"><a name="math_toolkit.history2.milestone_1_released_march_31st_"></a></span><a class="link" href="history2.html#math_toolkit.history2.milestone_1_released_march_31st_">Milestone
- 1: Released March 31st 2006</a>
- </h5>
- <div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: disc; ">
- <li class="listitem">
- Implement gamma/beta/erf functions along with their incomplete counterparts.
- </li>
- <li class="listitem">
- Generate high quality test data, against which future improvements can
- be judged.
- </li>
- <li class="listitem">
- Provide tools for the evaluation of infinite series, continued fractions,
- and rational functions.
- </li>
- <li class="listitem">
- Provide tools for testing against tabulated test data, and collecting statistics
- on error rates.
- </li>
- <li class="listitem">
- Provide sufficient docs for people to be able to find their way around
- the library.
- </li>
- </ul></div>
- <p>
- SVN Revisions:
- </p>
- <p>
- Sandbox and trunk last synchonised at revision: .
- </p>
- </div>
- <table xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" width="100%"><tr>
- <td align="left"></td>
- <td align="right"><div class="copyright-footer">Copyright © 2006-2019 Nikhar
- Agrawal, Anton Bikineev, Paul A. Bristow, Marco Guazzone, Christopher Kormanyos,
- Hubert Holin, Bruno Lalande, John Maddock, Jeremy Murphy, Matthew Pulver, Johan
- Råde, Gautam Sewani, Benjamin Sobotta, Nicholas Thompson, Thijs van den Berg,
- Daryle Walker and Xiaogang Zhang<p>
- Distributed under the Boost Software License, Version 1.0. (See accompanying
- file LICENSE_1_0.txt or copy at <a href="http://www.boost.org/LICENSE_1_0.txt" target="_top">http://www.boost.org/LICENSE_1_0.txt</a>)
- </p>
- </div></td>
- </tr></table>
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