[texhax] signum(x) function?

E. Krishnan ekmath at md5.vsnl.net.in
Mon Aug 25 21:19:22 CEST 2003

On Sun, 24 Aug 2003, John Wheeler wrote:

> I got by with (using the package amsmath
> \newcommand{\sgn}{\text{sgn}}
> but would rather follow LaTeX convention if there is one.

The "amsmath" convention is to use 



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