File:Rod diameter change poisson.svg

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Original file (SVG file, nominally 444 × 429 pixels, file size: 57 KB)

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Summary

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Description
English: Change of rod diameter. The properties of the rod are: d=1, L=10 and ν=0.3 . The image was created using Python.
Español: Cambio de diámetro en una barra. Las propiedades de la barra son: d=1, L=10 and ν=0.3. La imagen fue creada usando Python.
Date
Source Own work
Author Krishnavedala
Other versions w:File:Rod_diamater_change_poisson.png
 
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This plot was created with Matplotlib.

Source code

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Python code

from matplotlib.pyplot import *
from numpy import *

dL = linspace(-10.,10.,100)
d, L, v = 1., 10., .3
d1 = -d*v*dL/L
d2 = -d*(1. - (1.+dL/L)**(-v))

fig = figure(figsize=(5,5))
ax = fig.add_subplot(111)
ax.grid(True)

ax.plot(dL,d1,linewidth=2,label=r"$\Delta d = -\frac{dv\Delta L}{L}$")
ax.plot(dL,d2,linewidth=2,label=r"$\Delta d = -d\left[ 1 - \left(1+\frac{\Delta L}{L} \right)^{-v} \right]$")

ax.legend(loc='upper right', \
	frameon=False,handletextpad=.05)
ax.minorticks_on()
ax.set_xlabel(r"$\Delta L$",fontsize=15)
ax.set_ylabel(r"$\Delta d$",fontsize=15)

fig.savefig("Rod_diamater_change_poisson.svg",bbox_inches="tight",\
	pad_inches=.15)

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I, the copyright holder of this work, hereby publish it under the following licenses:
w:en:Creative Commons
attribution share alike
This file is licensed under the Creative Commons Attribution-Share Alike 3.0 Unported license.
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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.
  • share alike – If you remix, transform, or build upon the material, you must distribute your contributions under the same or compatible license as the original.
GNU head Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.2 or any later version published by the Free Software Foundation; with no Invariant Sections, no Front-Cover Texts, and no Back-Cover Texts. A copy of the license is included in the section entitled GNU Free Documentation License.
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current06:11, 8 June 2011Thumbnail for version as of 06:11, 8 June 2011444 × 429 (57 KB)Krishnavedala (talk | contribs){{Information |Description ={{en|1=Change of rod diameter. The properties of the rod are: d=1, L=10 and v=0.3 The image was created using w:python (programming language) <syntaxhighlight lang="python"> from matplotlib.pyplot import * from numpy i

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