Am Donnerstag, den 20.08.2009, 12:24 +0200 schrieb ranjit b:
> Hi all,
>
>
> ist there a way to tell maxima to simplyify sqrt(Y) * sqrt(Y/X) to
> Y/sqrt(X)? I have tried the sqrtdenest() function after loading the
> sqdnst package, but was unsuccessful.
It works with radcan.
(%i18) sqrt(x)*sqrt(x/y);
(%o18) sqrt(x)*sqrt(x/y)
(%i19) radcan(%);
(%o19) x/sqrt(y)
Another possibility is to set the option variable radexpand to all.
(%i20) sqrt(x)*sqrt(x/y),radexpand:all;
(%o20) x/sqrt(y)
Dieter Kaiser