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- """
- Copyright 2011 Mario Mulansky
- Copyright 2012 Karsten Ahnert
- Stochastic euler stepper example and Ornstein-Uhlenbeck process
- Distributed under the Boost Software License, Version 1.0.
- (See accompanying file LICENSE_1_0.txt or
- copy at http://www.boost.org/LICENSE_1_0.txt)
- """
- from pylab import *
- from scipy import special
- data1 = loadtxt("elliptic1.dat")
- data2 = loadtxt("elliptic2.dat")
- data3 = loadtxt("elliptic3.dat")
- sn1,cn1,dn1,phi1 = special.ellipj( data1[:,0] , 0.51 )
- sn2,cn2,dn2,phi2 = special.ellipj( data2[:,0] , 0.51 )
- sn3,cn3,dn3,phi3 = special.ellipj( data3[:,0] , 0.51 )
- semilogy( data1[:,0] , abs(data1[:,1]-sn1) )
- semilogy( data2[:,0] , abs(data2[:,1]-sn2) , 'ro' )
- semilogy( data3[:,0] , abs(data3[:,1]-sn3) , '--' )
- show()
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