Difference between revisions of "CrossRatio Command"

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; CrossRatio[Point A, Point B, Point C, Point D]: Calculates the cross ratio λ of four collinear points ''A'', ''B'', ''C'', and ''D'', where ''λ = AffineRatio[B, C, D] / AffineRatio[A, C, D]''.
 
; CrossRatio[Point A, Point B, Point C, Point D]: Calculates the cross ratio λ of four collinear points ''A'', ''B'', ''C'', and ''D'', where ''λ = AffineRatio[B, C, D] / AffineRatio[A, C, D]''.

Revision as of 11:50, 22 October 2010

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