Texas Instruments TI-89 Developer's Guide

Appendix B: Global Variables — Math
1251
TI
-
89 / TI
-
92 Plus Developer Guide
Not for Distribution
Beta Version January 26, 2001
FloatMinus1Index
Declaration:
EStackIndex
FloatMinus1Index
Category(ies):
Math
Description:
EStackIndex of the stored constant float -1.
Inputs:
Not applicable.
Outputs:
Not applicable.
Assumptions:
Not applicable.
Side Effects:
Not applicable.
Availability:
On AMS 2.04 and higher.
TI-89 / TI-92 Plus
Differences:
None
See Also: Float0Index, Float1Index, FloatExp1Index, FloatHalfIndex,
FloatPiIndex
Example:
push_expression (FloatMinus1Index);
Pushes a float -1 onto the estack such that
top_estack
points to the bolded tag as follows.
0xC0 0x00 0x10 0x00 0x00 0x00 0x00 0x00 0x00
FLOAT_TAG

Texas Instruments TI-89 Specifications

General

Display size (HxV)	100 x 160 mm
Memory type	639K FLASH ROM, 188K bytes RAM
Compatible operating systems	Operating System 2.09
Battery type	AAA