[texhax] Possible problem exists with txfonts

[Bob Tennent]

 >|I believe I have discovered a fault with package txfonts.
 >|
 >|There is a space of some kind - of the order of 1.2pt - on the trailing
 >|edge
 >|of capital S in math mode.
 >|
 >|So if you type: $SSSSSSS$, it will look like what you would expect of:
 >|$S\hspace{1.2pt}S\hspace{1.2pt}.   $

This (and other) spacing bugs with the txfonts package are well
known. Use the newtx package.

Bob T.