| push_div_dif_1f | Function (ROM Call 0x58C)

AMS 2.02 or higher | basfunc.h

void push_div_dif_1f (ESI expr, ESI var, ESI h);

Executes TI-Basic 'avgRC(' function.

push_div_dif_1f pushes to the estack the 1st-order forward difference of 'expr' with respect to variable 'var' with stepsize 'h'. You can obtain higher-order differences by repeated application, just as you can with derivatives.

Uses: push_ratio, push_substitute_simplify, add_to_top, delete_between, push_expression, subtract_from_top, top_estack

See also: push_div_dif_1c