Difference between revisions of "CrossRatio Command"
From GeoGebra Manual
m (1 revision) |
(added v4) |
||
Line 1: | Line 1: | ||
− | <noinclude>{{Manual Page}}[[Category:Manual (official)|{{PAGENAME}}]]</noinclude> | + | <noinclude>{{Manual Page|version=4.0}}[[Category:Manual (official)|{{PAGENAME}}]]</noinclude> |
{{command|other}} | {{command|other}} | ||
; 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 16:02, 13 February 2011
- 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].