# [dev-context] [NTG-context] \frak (Fractur) in math mode

Wed Feb 28 16:33:26 CET 2007

On Wed, 28 Feb 2007, Taco Hoekwater wrote:

>
>> Hi Hans and Taco,
>>
>> Something seems to be broken with \frak. \frak does not work in math
>> mode and works in text mode! For example
>>
>> $\frak ABC$
>>
>> {\frak ABC}
>>
>> A workaround is to use \fraktur, which works fine in math mode, but it
>> will be nice to remove this bug.
>
> It has been like that almost since day one, so I am not at all sure
> Hans would consider it a bug, just different from LaTeX (plain).

Ok. I will document it somewhere then. But looking at the code, I can
not figure out why \frak is different from \cal. The definitions look
identical to me.