[texhax] Hyphens in math mode

Philip TAYLOR P.Taylor at Rhul.Ac.Uk
Fri May 27 17:47:11 CEST 2005


cf.

	$a-b$

	$a \mathchar `\- b$

	a-b

	\end

Philip Taylor
--------
Kate Hayes wrote:
> I need to create a hyphen in an equation without using \hbox. It has to 
> be as simple as possible, Plain.TeX. Is this possible?



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