Using embedded mode is still fairly awkward for me.  I would benefit
greatly from some sort of quick reference card explaining the key
bindings and maybe an easier way to switch to/from embedded mode.

> and there are funny results with spaces in names. If someone knows how
> to do the even/odd example in calc, please let me know. Here is what I
> got so far:
>

I'm not clear on how the even/odd example works in calc, could you share
a link to the specific manual page you're referencing?  I've long felt
that calc would be a *very* powerful tool, if only I could climb the
learning curve.

Thanks,

-- 
Eric Schulte
http://cs.unm.edu/~eschulte