HP 50G, User Manual

Page: 186 / 887

Page 5-9
Functions in the ARITHMETIC menu
The ARITHMETIC menu contains a number of sub-menus for specific
applications in number theory (integers, polynomials, etc.), as well as a number
of functions that apply to general arithmetic operations. The ARITHMETIC
menu is triggered through the keystroke combination
„Þ
(associated with
the
1
key). With system flag 117 set to CHOOSE boxes ,
„Þ
shows
the following menu:
Out of this menu list, options 5 through 9 ( DIVIS, FACTORS, LGCD, PROPFRAC,
SIMP2 ) correspond to common functions that apply to integer numbers or to
polynomials. The remaining options ( 1. INTEGER , 2. POLYNOMIAL , 3.
MODULO , and 4. PERMUTATION ) are actually sub-menus of functions that
apply to specific mathematical objects. This distinction between sub-menus
(options 1 through 4) and plain functions (options 5 through 9) is made clear
when system flag 117 is set to
SOFT menus . Activating the ARITHMETIC menu
(
„Þ
), under these circumstances, produces:
Following, we present the help facility entries for the functions of options 5
through 9 in the ARITHMETIC menu (
IL
@HELP
):
DIVIS: FACTORS: