Summary

This image is very small, unfixably too light/dark, or may not adequately illustrate the subject of the image If a higher-quality version of this particular image is available, please replace this one; otherwise, a supplemental image illustrating this subject and available under a free license should be found or provided and uploaded as a separate file. Please see Category:Image cleanup templates for templates used to mark images that only need a clean-up. For more help, see Commons:Media for cleanup#Low quality images. Deutsch ∙ català ∙ English ∙ čeština ∙ español ∙ sicilianu ∙ Tiếng Việt ∙ ಕನ್ನಡ ∙ 日本語 ∙ polski ∙ മലയാളം ∙ galego ∙ македонски ∙ 中文（简体） ∙ 中文（繁體） ∙ العربية ∙ русский ∙ 中文 ∙ suomi ∙ 中文（臺灣） ∙ norsk ∙ Nederlands ∙ Plattdüütsch ∙ svenska ∙ français ∙ magyar ∙ 한국어 ∙ italiano ∙ português ∙ беларуская (тарашкевіца) ∙ +/−

DescriptionScherkSurface.png	This image depicts the Scherk surface given by the graph of "u"("x", "y") = log ( cos("x") / cos("y") ) for "x" and "y" between -"π"/2 and "π"/2. The image was created by User:Sullivan.t.j using Wolfram Mathematica 5.0, and is released to the public domain
Date	2 December 2006 (original upload date)
Source	Transferred from en.wikipedia to Commons by Jacopo Werther.   This diagram was created with Mathematica.
Author	Sullivan.t.j at English Wikipedia

Licensing

This work has been released into the public domain by its author, Sullivan.t.j at English Wikipedia. This applies worldwide. In some countries this may not be legally possible; if so: Sullivan.t.j grants anyone the right to use this work for any purpose, without any conditions, unless such conditions are required by law.Public domainPublic domainfalsefalse

Original upload log

• 2006-12-02 17:55 Sullivan.t.j 230×187× (36564 bytes) This image depicts the [[Scherk surface]] given by the graph of ''u''(''x'', ''y'') = log ( cos(''x'') / cos(''y'') ) for ''x'' and ''y'' between -''π''/2 and ''π''/2. The image was created by [[User:Sullivan.t.j]] using [[Mathematica|Wolfram Mathematic