File:Anger0.5plot.png
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#!/usr/bin/python import numpy as np import matplotlib.pyplot as plt from mpmath import * from pylab import rcParams rcParams['figure.figsize'] = 10, 10 x=np.arange(-25,25,0.01); def angerintegrand(t,n,x): return cos(n*t-x*sin(t)) def anger(n,x): return (1/pi)*quad(lambda t: angerintegrand(t,n,x),[0,pi]) f=np.vectorize(lambda x: anger(0.5,x)) y=f(x) fig, ax = plt.subplots() xlabels = [item.get_text() for item in ax.get_xticklabels()] xlabels=[r'$-20$',r'$-10$',r'$0$',r'$10$',r'$20$'] ax.set_xticks([-20,-10,0,10,20]) ax.set_xticklabels(xlabels,horizontalalignment='center') plt.xlabel(r'$x$') plt.ylabel(r'$\bf{J}_{1/2}(x)$') plt.plot(x,y,linewidth=2,color='Black') plt.savefig('anger0.5plot.png',bbox_inches='tight',pad_inches=0.15)
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 16:28, 23 May 2016 | 880 × 885 (50 KB) | Tom (talk | contribs) | Category:Plot <pre>#!/usr/bin/python import numpy as np import matplotlib.pyplot as plt from mpmath import * from pylab import rcParams rcParams['figure.figsize'] = 10, 10 x=np.arange(-25,25,0.01); def angerintegrand(t,n,x): return cos(n*t... |
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