Texas Instruments TI-89

1206
Appendix B: Global Variables — Algebra Utilities
TI
-
89 / TI
-
92 Plus Developer Guide
Not for Distribution
Beta Version January 26, 2001
NG_control
(continued)
Description:
(continued)
SET_COLLECT_KERNELS — Collect ln,
e
^, abs, etc. in results. (This is
the default except within the expand
function.)
IS_EXPAND_KERNELS
IS_COLLECT_KERNELS
SET_EXPAND_TRIG — Expand angle sums and multiple angles.
SET_COLLECT_TRIG — Replace powers and products of
sinusoids with angle sums and multiple
angles.
SET_TO_SIN — Replace appropriate powers of cosines
with sines.
SET_TO_COS — Replace appropriate powers of sines with
cosines.
SET_AUTO_TRIG — Default: Do some expansion and to_sin or
to_cos where it is guaranteed to make a
more compact result.
SET_NO_TRIG — Prevent all of the above trigonometric
transformations.
IS_EXPAND_TRIG
IS_COLLECT_TRIG
IS_TO_SIN
IS_TO_COS
IS_AUTO_TRIG
IS_NO_TRIG
Inputs:
None
Outputs:
None
Assumptions:
Access_AMS_Global_Variables must be defined.
Side Effects:
None
Availability:
All versions of the TI
-
89 / TI
-
92 Plus.
TI
-
89 / TI
-
92 Plus
Differences:
None
See Also:
None
(continued)