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Macaulay2Doc > The Macaulay2 language > operators > _

_ -- a binary operator, used for subscripting and access to elements

Ways to use symbol _ :

For the programmer

The object _ is a keyword.

This operator may be used as a binary operator in an expression like x_y. The user may install binary methodsfor handling such expressions with code such as

         X _ Y := (x,y) -> ...

where X is the class of x and Y is the class of y.