polybori.lib
LIB "polybori.lib"; ring rs=0,(x,y,z),Dp; poly ps=(x+1)*(y+1)*(z+1); zdd fz=ps; boolean_set(fz); poly g=x*y*z+1; zdd gz=g; boolean_set(gz); ring R=0,(x(1..4)),Dp; def Rb=boolean_poly_ring(R); poly h=(x(1)+1)*(x(2)+1)*(x(3)+1)*(x(4)+1); zdd hz=h; boolean_set(hz);