[texhax] math \fontdimen

Donald Arseneau asnd at triumf.ca
Sun Feb 8 10:17:17 CET 2009

Uwe Lück <uwe.lueck at web.de> writes:

> Hi, experts of the TeX program and basic font switching: Can the math font
> parameters as on p. 447 of the TeXbook be accessed directly through
> \fontdimen, or must I measure them through test boxes? Is there a way to make
> \font refer to "the current symbol font"? Whenever I try, \font seems to
> refer to the text \normalsized \normalfont. -- Uwe.

I think you are looking for

\xheight = \fontdimen 5 \textfont 2 \relax

Donald Arseneau                          asnd at triumf.ca

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