subtract_from_top Function (ROM Call 0x51B)

AMS 2.02 or higher estack.h

void subtract_from_top (CESI ptr);

Subtracts a value from the top of the estack.

subtract_from_top subtracts the expression pointed to by ptr from the expression currently at the top of the estack.


Uses: top_estack, push_negate, replace_top2_with_sum
Used by: is_symmetric, did_push_anti_deriv, push_1st_derivative, push_asin, push_csolve, push_czeros, push_def_int, push_desolve, push_extended_prod, push_factor, push_lim, push_max, push_min, push_nsolve, push_solve, push_summation, push_zeros, push_equals, push_greater_than, push_greater_than_or_equals, push_less_than, push_less_than_or_equals, push_not_equals, get_ub, push_div_dif_1c, push_div_dif_1f, push_reciprocal


See also: add_to_top, and_onto_top, negate_top, subtract1_from_top