caption: sign
created: 20190613084919354
modified: 20190613085044655
op-input: a [[selection of titles|Title Selection]]
op-output: replaces each input number with -1, 0 or 1 according to whether the number is negative, zero, or positive
op-purpose: return -1, 0 or 1 for a list of numbers according to whether each number is negative, zero, or positive
tags: [[Unary Mathematics Operators]] [[Filter Operators]] [[Mathematics Operators]]
title: sign Operator
type: text/vnd.tiddlywiki

<<.from-version "5.1.20">> See [[Mathematics Operators]] for an overview.

<<.operator-examples "sign">>