Returns the degree of the lead term of an element of a free OI-module.
i1 : P = makePolynomialOIAlgebra(2, x, QQ);
i2 : F = makeFreeOIModule(e, {1,2}, P);
i3 : installGeneratorsInWidth(F, 3);
i4 : f = x_(1,2)*x_(1,1)*e_(3,{2},1)+x_(2,2)*x_(2,1)*e_(3,{1,3},2)
o4 = x x e + x x e
1,2 1,1 3,{2},1 2,2 2,1 3,{1, 3},2
6
o4 : (QQ[x , x , x , x , x , x ]) in width 3
2,3 2,2 2,1 1,3 1,2 1,1