[texhax] More exercises

[Axel E. Retif]

On  15 Jun, 2007, at 04:04, James Smith wrote:

> Axel, hi,
>
> thanks, I'm familiar with the aptly named former, I'll download the
> latter.

I'm sure you'll like it, as is obvious you are on your way to become  
a TeXnician.

> In the end I hacked the exercise package and after several hours
> work (and a fair few working man's expletives),

Understandable.

> I whittled it down to the following, or something very like...

As I said ---a TeXnician.

> The \bgroup command gives me what I want, the contents of the Answer
> environment to copy to a vbox, but I have no idea what it means, or  
> why
> I need to invoke the corresponding \egroup command.

I'm sure in TbT you'll find out why.


Best,

Axel