cross-ratio
English
noun
Definitions
- (geometry) A special number associated with an ordered quadruple of collinear points, particularly points on a projective line, and preserved by the fractional linear transformations.
Etymology
Affix from English ratio.
Origin
English
ratio
Gloss
Timeline
Distribution of cognates by language
Geogrpahic distribution of cognates
Cognates and derived terms
- eigenratio English
- ratio English
- ratioed English
- ratioless English
- ratiometer English
- ratiometric English
- ratiometry English
- subratio English
- ratio Latin
- rácio Portuguese
- lākiō Hawaiian