File:Travelling wave for Fisher equation.svg

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Travelling_wave_for_Fisher_equation.svg‎ (SVG file, nominally 200 × 200 pixels, file size: 8 KB)

[edit] Summary

Description

Plot of the function f(x) = (1+\textrm{e}^{-x/\sqrt{6}})^{-2}. This is a travelling wave solution for Fisher's equation.
Date

13:21, 10 April 2007 (UTC)
Source

Own work, created using Matlab
Author

Jitse Niesen
Permission
(Reusing this image)

PD (see below)

[edit] Matlab source

clf;
xs = linspace(-20,20);
vstar = (1+exp(-xs/sqrt(6))).^(-2);
plot(-xs,vstar,'r', 'Linewidth', 3);
set(gca, 'FontSize', 15);
box off;
xlabel('x');
ylabel('u');
hold on;
plot([1 5], [.5 .5], 'k', 'Linewidth', 1.5);
plot([5 4], [.5 .52], 'k', 'Linewidth', 1.5);
plot([5 4], [.5 .48], 'k', 'Linewidth', 1.5);
hold off;
plot2svg('fishertw.svg');

[edit] Licensing

Public domain I, the copyright holder of this work, hereby release it into the public domain. This applies worldwide.

In case this is not legally possible:
I grant anyone the right to use this work for any purpose, without any conditions, unless such conditions are required by law.

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File history

Click on a date/time to view the file as it appeared at that time.

Date/TimeThumbnailDimensionsUserComment
current13:21, 10 April 2007Thumbnail for version as of 13:21, 10 April 2007200×200 (8 KB)Jitse Niesen (talk | contribs) ({{Information |Description=Plot of the function <math> f(x) = (1+exp(-x/\sqrt{6}))^{-2}) </math>. This is a travelling wave solution for en:Fisher's equation. |Source=Own work, created using Matlab |Date=~~~~~ |Author=[[User:Jitse Niesen|Jitse Niesen)

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