Push_Make_Proper - Texas Instruments TI-89 Developer's Manual

Appendix A: System Routines — Math

push_make_proper

Declaration: void push_make_proper (EStackIndex k )
Category(ies): Math
Description: Pushes onto the estack the equivalent internally-simplified sum of the
quotient and proper rational term, with the latter term shallowest.
k — Indexes an internally-simplified improper rational expression.
Inputs:
Outputs: None
Assumptions: None
Side Effects: None
On AMS 2.02 and higher.
Availability:
TI-89 / TI-92 Plus
Differences: None
See Also: is_term_improper
Example:
push_quantum (8u);
numerator = top_estack;
push_sum (numerator, Integer1Index);
replace_top2_with_ratio (numerator);
if (is_term_improper (top_estack))
push_make_proper (top_estack);
TI-89 / TI-92 Plus Developer Guide
/* Push variable x */
Not for Distribution
/* Push x + 1 */
/* top_estack -> x/(x + 1) */
/* Pushes 1 – 1/(x + 1) */
797
Beta Version January 26, 2001