D.12.4.4 leadmonomial

Usage:

leadmonomial(f); f poly or vector

Return:

the leading monomial of f of type poly

Note:

if f is of type poly, leadmonomial(f)=leadmonom(f), if f is of type vector and if leadmonom(f)=m*gen(i) then leadmonomial(f)=m

LIB "teachstd.lib";
ring s=0,(x,y,z),(c,dp);
leadmonomial((y+z+x+xyz)^2);
==> x2y2z2
leadmonomial([(y+z+x+xyz)^2,xyz5]);
==> x2y2z2