What is the meaning of Contravariant?
Which reverses the order of morphism composition: formally, which associates each morphism to a morphism .
Using or relating to contravariance.
Scaling inversely with a change of basis.
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.
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