On 4/22/07, John R. Culleton <[EMAIL PROTECTED]> wrote:
> Knuth defines a macro for simple fractions such as 3/4 etc. and calls
> it \frac:
> \def\frac#1/#2{\leavevmode
> \kern.1em \raise .5ex \hbox{\the\scriptfont0 #1}%
> \kern-.1em $/$%
> \kern -.15em \lower .25ex \hbox{\the\scriptfont0 #2}}%
>
> The call is e.g., \frac 3/4.
>
>
> This works fine in Context. However if I undefine the Knuth macro and
> still use the same \frac call I don't get an error message but the
> results are quite different. I get both a stroke and a bar between
> the 3 and the 4.
Because what you type is then equal to "\frac{3}{/}4", similar to the
standard command in LaTeX. \frac already exists and accepts two
arguments.
Mojca
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