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ZeroExpression -- the class of all zero expressions

Description

ZeroExpression a type of Expression of which there is just one instance, an expression representing the number 0.

For the programmer

The object ZeroExpression is a type, with ancestor classes Holder < Expression < BasicList < Thing.

The source of this document is in /__w/M2/M2/macaulay2-1.26.05+ds/M2/Macaulay2/packages/Macaulay2Doc/doc12.m2:72:0.