[texhax] Puzzling (La)TeX output

E. Krishnan ekmath at asianetindia.com
Tue May 9 17:36:10 CEST 2006

On Tue, 9 May 2006, Reinhard Kotucha wrote:

> In Germany we write:
>    \int f(x)\,\mathrm{d}x
> Unlike d, x is a variable and should be typeset in italics.

This seems to be the ISO specification for math typesetting, as mentioned 
in the Kopka and Daley book on LaTeX. So much so, I have 


in my personal sty file and write

   \int f(x)\,\diff x

in my work.

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