[Maxima] Maxima removes parentheses from cos(x)

[Jaime Villate]

On Tue, 2007-10-16 at 21:36 -0600, Robert Dodier wrote:
> For TeX output, Maxima treats sin, cos, etc as prefix
> operators with a precedence greater than multiplication.
> So cos xy has to mean (cos x)*y; cos(x*y) is output as cos(xy).
> 
> For TeX output, we could change the precedence of
> sin, cos, etc to be less than that of multiplication. Then
> cos xy has to mean cos(x*y), and cos(x)*y is output as (cos x) y. 

Would it be possible to treat sin and cos as functions rather that
prefix operators and always typeset their arguments within parenthesis?

Jaime Villate