[Maxima] newbie, and need a start

[Miguel Marco]

El Lunes, 15 de Enero de 2007 02:56, Dick Moores escribió:
> Using wxMaxima, how would I calculate log(640320**3 + 744)/163**.5,
> where log is the natural logarithm? I'd really appreciate a push in
> the right direction. Or just the right section of the manual would do,
> I think.
>

If what you are looking for is a decimal approximation, use the command 
"float".