Pierpaolo Greco writes:
>> > Pierpaolo Greco [09/05/05 19:16 +0200]:
>> >> I would ask if someone knows how to use "rearranging-equation"
>> >> commands in maxima. I have to express this result
>> >>
>> >>
>> >>
>> >> Ca k t
>> >> (%o377) --------------
>> >> E
>> >> ---
>> >> R T
>> >> Ca k t + %E
>> >>
>> >>
>> >> in terms of exp(-E/(R*T)), leading to display
> I hoped that maxima could do the re-factoring in exponentials, also
> without user focusing on the different steps, just to reduce my
> mistakes.
You could do something like
Ca*k*t/(Ca*k*t+%e^(e/r/t));
subst(lambda([b,e],if b=%e then 1/'exp(-e) else b^e),"^",%);
ratsimp(%);
%,exp;
Wolfgang