Plotting Recurrence Tables

function_plotting_py.ipynb

import numpy,pylab

def gen(a,n):

    i=1; z0=numpy.array([1+1j])[0]; xyi=[(a*z0).real,(a*z0).imag]

    while i<=n:

        yield xyi; i+=1; xi,yi=xyi[0],xyi[1]; zi=numpy.array([xi+yi*1j])[0]

        zi=a+(1-a)*zi; xyi=[zi.real,zi.imag]

n=500000; a=.01+.15*1j; xy=gen(a,n); xyn=numpy.array([el for el in xy])      

pylab.figure(figsize=(10,10)); ax=pylab.gca(); ax.set_facecolor('ghostwhite')

pylab.scatter(xyn[:,0],xyn[:,1],s=1,c=[numpy.random.random(3)])

pylab.grid(c='slategray',alpha=.4); pylab.show()