& -- a binary operator

Ways to use `symbol &` :

"Expression & Expression" -- see Expression -- the class of all expressions
"Expression & Holder" -- see Expression -- the class of all expressions
"Expression & Thing" -- see Expression -- the class of all expressions
"Holder & Expression" -- see Expression -- the class of all expressions
"Holder & Holder" -- see Expression -- the class of all expressions
"Thing & Expression" -- see Expression -- the class of all expressions
ZZ & ZZ -- logical and

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 methods for 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.

& -- a binary operator

Ways to use symbol & :

For the programmer

Ways to use `symbol &` :