File:Cauchy cdf.svg

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Original file (SVG file, nominally 360 × 288 pixels, file size: 36 KB)

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Summary

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Description
English: Plots of the cumulative distribution functions for several members of the Cauchy family of probability distributions.
Source Own work
Author Skbkekas
SVG development
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This plot was created with Matplotlib.
Source code
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Python code

import numpy as np
import matplotlib.pyplot as plt
import scipy.special as sp

col = ['orange', 'purple', 'deepskyblue', 'mediumseagreen']

X = np.arange(-5, 5, 0.01)

plt.clf()
plt.figure(figsize=(4,3.2))
plt.axes([0.14,0.12,0.83,0.82])

X = np.arange(-5, 5, 0.01)

A = []
for k,(x,g) in enumerate([(0,0.5),(0,1),(0,2),(-2,1)]):
    Y = np.arctan((X-x)/g)/np.pi + 0.5
    a = plt.plot(X, Y, '-', color=col[k], lw=1.7)
    A.append(a)

plt.xlabel("$x$")
plt.ylabel(r"$P(X\le x)$")
plt.ylim([0,1.0])
plt.tick_params(direction='in', top=True, right=True)

plt.legend(("$x_0=0,\\, \\gamma=0.5$", "$x_0=0,\\,\\gamma=1$",\
                    "$x_0=0,\\, \\gamma=2$", "$x_0=-2,\\, \\gamma=1$"),
                numpoints=1, handlelength=0.75, handletextpad=0.5,\
                loc="lower right", frameon=False)

plt.xlim(-5,5)

plt.savefig("cauchy_cdf.pdf")
plt.savefig("cauchy_cdf.svg")

Licensing

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I, the copyright holder of this work, hereby publish it under the following license:
w:en:Creative Commons
attribution
This file is licensed under the Creative Commons Attribution 3.0 Unported license.
You are free:
  • to share – to copy, distribute and transmit the work
  • to remix – to adapt the work
Under the following conditions:
  • attribution – You must give appropriate credit, provide a link to the license, and indicate if changes were made. You may do so in any reasonable manner, but not in any way that suggests the licensor endorses you or your use.

File history

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Date/TimeThumbnailDimensionsUserComment
current02:45, 21 November 2020Thumbnail for version as of 02:45, 21 November 2020360 × 288 (36 KB)AkanoToE (talk | contribs)Made all text LaTeX, improved legend spacing
15:24, 4 March 2010Thumbnail for version as of 15:24, 4 March 2010360 × 288 (37 KB)Skbkekas (talk | contribs){{Information |Description={{en|1=Plots of the cumulative distribution functions for several members of the Cauchy family of probability distributions.}} |Source={{own}} |Author=Skbkekas |Date= |Permission= |other_versions= }} [[Categor

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