Name

eqn, neqn, checkeq − typeset mathematics

Syntax

eqn [ −dxy ] [ −pn ] [ −sn ] [ −fn ] [ file ] ... 
checkeq [ file ] ... 

Description

The eqn command is a troff(1) preprocessor for typesetting mathematics on a Graphic Systems phototypesetter, neqn on terminals. Usage is almost always

eqn file ... | troff
 neqn file ... | nroff