| is_monomial | Function (ROM Call 0x2D9)

AMS 1.01 or higher | estack.h

short is_monomial (CESI ptr);

Checks whether an expression is a monomial.

is_monomial returns TRUE if the expression pointed to by ptr is a monomial expression, otherwise it returns FALSE. For example, the expression `'x*y^3'` is a monomial, and `x+y*z'` or `'ln(x)'` are not.

Uses: lead_base_index, remaining_factors_index
Used by: did_push_anti_deriv, push_1st_derivative, push_csolve, push_czeros, push_def_int, push_desolve, push_factor, push_lim, push_max, push_min, push_nsolve, push_solve, push_zeros, push_equals, push_greater_than, push_greater_than_or_equals, push_less_than, push_less_than_or_equals, push_not_equals, push_product, push_sum, get_ub, push_gcd_then_cofactors, push_make_proper