# Proximity transformation

From Encyclopedia of Mathematics

(Redirected from Tangential transformation)

*tangent transformation, contact transformation*

A transformation of curves in the plane such that two curves that are tangent to each other are mapped to two curves also tangent to each other. Cf. Contact transformation.

**How to Cite This Entry:**

Tangential transformation.

*Encyclopedia of Mathematics.*URL: http://encyclopediaofmath.org/index.php?title=Tangential_transformation&oldid=43332