Desargues' Theorem app for iPhone and iPad
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9722 ratings )
Utilities
Education
Developer: Trevor Q. Foley
Free
Current version: 1.0, last update: 7 years agoFirst release : 29 Jun 2011
App size: 1.52 Mb
This is a demonstration of Gérard Desargues theorem.
Two triangles are prospective from a point if and only if they are prospective from a line.
You can move the vertices of the two triangles and a point labeled X will appear if the two triangles satisfy the theorem.