Texas Instruments TI-83 Manual Book page 95

Moving the Trace
Cursor to Any
Valid X Value
Panning to the
Left or Right
Quick Zoom
Leaving and
Returning to
TRACE
Using TRACE in
a Program
To move the trace cursor to any valid
current function, enter the value. When you enter the first
digit, an prompt and the number you entered are
X=
displayed in the bottom-left corner of the screen. You can
enter an expression at the
valid for the current viewing window. When you have
completed the entry, press Í to move the cursor.
Note: This feature does not apply to stat plots.
If you trace a function beyond the left or right side of the
screen, the viewing window automatically pans to the left
or right. and
Xmin
new viewing window.
While tracing, you can press Í to adjust the viewing
window so that the cursor location becomes the center of
the new viewing window, even if the cursor is above or
below the display. This allows panning up and down. After
Quick Zoom, the cursor remains in
When you leave and return to
displayed in the same location it was in when you left
, unless Smart Graph has replotted the graph
TRACE
(page 3.15).
On a blank line in the program editor, press r. The
instruction
Trace
instruction is encountered during program execution, the
graph is displayed with the trace cursor on the first
selected function. As you trace, the cursor coordinate
values are updated. When you finish tracing the functions,
press Í to resume program execution.
prompt. The value must be
X=
are updated to correspond to the
Xmax
TRACE
is pasted to the cursor location. When the
Function Graphing 3-19
value on the
X
.
TRACE
, the trace cursor is