Daniel Lemire writes:
> > Reading the section on Trigonometric functions says to use TRIGSIMP
> > for simplifying trigonometric expressions.
> >
> > TRIGSIMP(a*sin(x)^2+a*cos(x)^2);
> >
> > will work.
>
> Does it? Really? It does nothing here...
Type the command exactly as given above. It will work. You typed
something different.