Tetrachloroethylene (data page): Difference between revisions

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Spectral data: mostly units
 
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Distillation data: WP:CHECKWIKI error fix #34. Do general fixes and cleanup if needed. - using AWB
 
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[[Image:Bifolium.svg|right|thumb|280px|Bifolium for <math>a=1.</math>]]
:''For the [[brachiopod]] [[genus]], see ''[[Bifolium (brachiopod)]]''.
The '''bifolium''' is a [[quartic plane curve]] of the equation:
 
:<math>(x^2 + y^2)^2 = ax^2y.\,</math>
 
In [[polar coordinates]], its equation is
:<math>\rho = a \sin\theta \, \cos^2\theta.</math>
 
==External links==
* http://www.geom.uiuc.edu/~fjw/pisces/docs/models/Bifolium.html
*[http://mathworld.wolfram.com/Bifolium.html Bifolium at MathWorld]
 
[[Category:Curves]]
[[Category:Algebraic curves]]

Latest revision as of 23:33, 17 February 2013