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Macaulay2Doc :: _*

_* -- a unary postfix operator, used for indicating pushforward maps

Ways to use _* :

For the programmer

The object _* is a keyword.

This operator may be used as a postfix unary operator in an expression like x _*. The user may install a method for handling such expressions with code such as

         X _*   := (x) -> ...

where X is the class of x.