>The latest grammar (15 November 2002) for XPath shows in Production 40:
> UnaryExpr ::= ("-" | "+")* UnionExpr
>meaning that you can flip the sign bit (or no-op) as much as you want.If they say you can do it, we must do it. "The worst you can call it is harmless." ______________________________________ Joe Kesselman / IBM Research
