File:Besselcliffordglyph.png

#!/usr/bin/python
import numpy as np
import matplotlib.pyplot as plt
from mpmath import *
from pylab import rcParams
rcParams['figure.figsize'] = 2.4,2.4

def besselclifford(n,z):
        return nsum(lambda k: z**k/(gamma(k+n+1)*fac(k)),[0,inf])

x1=np.arange(-3.1,13.1,0.001)
f=np.vectorize(lambda x: besselclifford(0,x))
y1=f(x1)

xvert=np.arange(-400,400,0.1)
g=np.vectorize(lambda x: 0)
yvert=g(xvert)

fig, ax = plt.subplots()
ax.spines['top'].set_color('none')
ax.spines['left'].set_color('none')
ax.spines['right'].set_color('none')
plt.tick_params(axis='x', which='both', bottom='off', top='off', labelbottom='off')
plt.tick_params(axis='y', which='both', left='off', right='off', labelleft='off')

plt.plot(x1,y1,linewidth=5,color='Black')
plt.plot(yvert,xvert,linewidth=1,color='Black')
plt.plot(xvert,yvert,linewidth=1,color='Black')

plt.ylim(-10,250)
plt.xlim(-3,13)

plt.savefig('besselcliffordglyph.png',bbox_inches='tight',pad_inches=0.0)