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**= -- augmented assignment for **

Synopsis

Description

In most cases, x **= y is equivalent to x = x ** y, unless a method is installed for the class of x.

See also

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 a method for handling such expressions with code such as

         X **= (x,y) -> ...

where X is the class of x.