Texas Instruments TI-82 STATS Manual Book page 112

Exploring Parametric Graphs
Moving the Trace
Cursor to Any
Valid T Value
ZOOM
CALC
4-8 Parametric Graphing
To move the trace cursor to any valid
function, enter the number. When you enter the first digit, a
prompt and the number you entered are displayed in the bottom-
left corner of the screen. You can enter an expression at the
prompt. The value must be valid for the current viewing
window. When you have completed the entry, press Í to
move the cursor.
operations in
ZOOM
graphing. Only the
, and ) window variables are affected.
Ymax Yscl
The window variables (
T
affected when you select
secondary menu
ZT/Zq
are the zoom memory variables for
operations in
CALC
graphing. The
CALCULATE
graphing are
1:value
(continued)
T
graphing work the same as in
Par
( , , and
X Xmin Xmax
, , and
Tmin Tmax
. The
ZStandard
items ,
1:ZTmin
Par
graphing work the same as in
Par
menu items available in
, , , and
2:dy/dx 3:dy/dt
value on the current
Func
) and (
Xscl Y Ymin
) are only
Tstep
VARS ZOOM
, and
2:ZTmax 3:ZTstep
graphing.
Func
Par
.
4:dx/dt
T=
T=
,