Desargues's theorem

  1. the theorem that if two triangles are so related that the lines joining corresponding vertices meet in a point, then the extended corresponding lines of the two triangles meet in three points, all on the same line.

Origin of Desargues's theorem

Named after G. Desargues

Words Nearby Desargues's theorem Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023