Calculator User Manual

TI-83 Plus Function Graphing 124
When the instruction is executed, the TI-83 Plus stores the value to the
window variable and displays the value.
@
X and
@
Y
The variables
@
X
and
@
Y
(items
8
and
9
on the
VARS
(
1:Window
)
X/Y
secondary menu) define the distance from the center of one pixel to the
center of any adjacent pixel on a graph (graphing accuracy).
@
X
and
@
Y
are calculated from
Xmin
,
Xmax
,
Ymin
, and
Ymax
when you display a
graph.
@
X
=
(Xmax
N
Xmin)
94
@
Y
=
(Ymax
N
Ymin)
62
You can store values to
@
X
and
@
Y
. If you do,
Xmax
and
Ymax
are
calculated from
@
X
,
Xmin
,
@
Y
, and
Ymin
.