File:Cauchy sequence illustration.svg

Summary

Description
English: Illustration of Cauchy sequence. Created using python with numpy and matplotlib toolkits. Based on the file: Cauchy sequence illustration.png.
Date
Source Own work
Author Krishnavedala
SVG development
InfoField

Source code

from matplotlib.pyplot import *
from mpl_toolkits.axes_grid.axislines import SubplotZero
from numpy import arange, sin, exp
x1 = arange(0.,9.1,.05)
x2 = arange(0.,9.6,.1)
z = lambda x: 3.*exp(-.4*x)
y = lambda x: sin(5.*x) * z(x)

fig = figure(figsize=(4,2))
ax = SubplotZero(fig,111)
fig.add_subplot(ax)

ax.axis["top"].set_visible(False)
ax.axis["right"].set_visible(False)
ax.axis["left"].set_axisline_style("->")
ax.axis["bottom"].set_axisline_style("->")
ax.set_yticks([])
ax.set_xticks([])
ax.set_xlim(-1,10)
ax.set_ylim(-3,3)

ax.plot(x1,y(x1),'bo',ms=2.5)
ax.plot(x2, z(x2),'r--',lw=1.5)
ax.plot(x2,-z(x2),'r--',lw=1.5)

ax.text(10,-2.8,u'$n$')
ax.text(-.75,3,u'$X_n$')
fig.savefig("Cauchy_sequence_illustration.svg",bbox_inches="tight",pad_inches=.15)

Licensing

Krishnavedala, the copyright holder of this work, hereby publishes it under the following license:
Creative Commons CC-Zero This file is made available under the Creative Commons CC0 1.0 Universal Public Domain Dedication.
The person who associated a work with this deed has dedicated the work to the public domain by waiving all of their rights to the work worldwide under copyright law, including all related and neighboring rights, to the extent allowed by law. You can copy, modify, distribute and perform the work, even for commercial purposes, all without asking permission.

Category:CC-Zero#Cauchy%20sequence%20illustration.svgCategory:Self-published work
Category:Convergent sequences Category:Images with Python source code Category:Limit of a sequence Category:SVG created with Matplotlib
Category:CC-Zero Category:Convergent sequences Category:Images with Python source code Category:Limit of a sequence Category:SVG created with Matplotlib Category:Self-published work Category:Valid SVG created with Python