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Perspective Collineation

A perspective collineation with center $O$ and axis $o$ is a Collineation which leaves all lines through $O$ and points of $o$ invariant. Every perspective collineation is a Projective Collineation.

See also Collineation, Elation, Homology (Geometry), Projective Collineation


Coxeter, H. S. M. Introduction to Geometry, 2nd ed. New York: Wiley, pp. 247-248, 1969.

© 1996-9 Eric W. Weisstein