Function: max
Section: operators
C-Name: gmax
Prototype: GG
Help: max(x,y): maximum of x and y
Description: 
 (small, small):small	maxss($1, $2)
 (small, int):int	gmaxsg($1, $2)
 (int, small):int	gmaxgs($1, $2)
 (int, int):int	gmax($1, $2)
 (small, mp):mp	gmaxsg($1, $2)
 (mp, small):mp	gmaxgs($1, $2)
 (mp, mp):mp	gmax($1, $2)
 (small, gen):gen	gmaxsg($1, $2)
 (gen, small):gen	gmaxgs($1, $2)
 (gen, gen):gen	gmax($1, $2)

