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# Added Math Symbols: Negated Relations Character Entities (%isoamsn;)

%isoamsn; — Added Math Symbols: Negated Relations Character Entities

## Synopsis

The `%isoamsn;` parameter entity includes the ISO character entities with the public identifier:

      ISO 8879:1986//ENTITIES Added Math Symbols: Negated Relations//EN

## Description

ISO and the W3C are cooperating to provide an official set of character entity references for XML. A description of this set is available at http://www.w3.org/2003/entities/iso8879doc/isoamsn.html

Added Math Symbols: Delimiters Character Entities (%isoamsc;) |  | Added Math Symbols: Ordinary Character Entities (%isoamso;)

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