Exploring sequence graphs, Free-moving cursor, Trace – Texas Instruments TI-83 PLUS User Manual
Page 192
TI-83 Plus
Sequence Graphing
189
Exploring Sequence Graphs
Free-Moving Cursor
The free-moving cursor in
Seq
graphing works the same as in
Func
graphing. In
RectGC
format, moving the cursor updates the values of
X
and
Y
; if
CoordOn
format is selected,
X
and
Y
are displayed. In
PolarGC
format,
X
,
Y
,
R
, and
q
are updated; if
CoordOn
format is selected,
R
and
q
are displayed.
TRACE
The axes format setting affects
TRACE
.
When
Time
,
uv
,
vw
, or
uw
axes format is selected,
TRACE
moves the
cursor along the sequence one
PlotStep
increment at a time. To move
five plotted points at once, press
y
~
or
y
|
.
•
When you begin a trace, the trace cursor is on the first selected
sequence at the term number specified by
PlotStart
, even if it is
outside the viewing window.
•
Quick Zoom applies to all directions. To center the viewing window
on the current cursor location after you have moved the trace cursor,
press
Í
. The trace cursor returns to
nMin
.