Sanakirja.org

Määritelmät

Adjektiivit

1. (category theory, of a functor) which reverses composition
2. (computing, programming) Using or relating to contravariance.

Substantiivit

1. A bihomogeneous polynomial in dual variables of x, y, ... and the coefficients of some homogeneous form in x, y, ... that is invariant under some group of linear transformations.