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Input Form:Deal with this potential dealer,buyer,seller,supplier,manufacturer,exporter,importer
(Any information to deal,buy, sell, quote for products or service)
Definition:Signum Function - ProofWiki The signum of a number is known, informally and colloquially, as its sign Hence it can also be seen denoted as $\map {\mathrm {sign} } x$ The concept of a number as being signed or unsigned is used in computer science to distinguish between integers and natural numbers