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LM    --    the leading monomial of a polynomial or ModuleElem


Syntax
LM(X: RINGELEM): RINGELEM
LM(X: MODULEELEM): MODULEELEM

Description
This function returns the leading monomial of X. The monomial includes the coefficient. To get the leading term of P, (which does not included the coefficient), use LT .

Example
/**/  use R ::= QQ[x,y];
/**/  LM(3*x^2*y + y);
3*x^2*y

See Also