Setting Graphing Accuracy With @ X And @ Y; Setting The Graph Format - Texas Instruments TI-86 Manual Book

The TI-86 retains
independent format settings
for each graphing mode.
In graphing mode, the
DifEq
graph format screen key
sequence is 6 / &
(Chapter 10).

Setting Graphing Accuracy with @ x and @ y

The window variables
@x
center of any adjacent pixel. When you display a graph, the values of
calculated from ,
xMin xMax
=( + )à126
@x
xMin xMax
@x and @y are not on the window editor. To change them, you must follow the steps above
for changing a window variable value from the home screen or in the program editor. When
you change the values stored to
from , , , and
yMax @x xMin @y

Setting the Graph Format

To display the graph format screen, select
menu (6 / (). The graph format settings
GRAPH
define various characteristics of the displayed graph. The
current settings are highlighted.
To change a setting, move the cursor onto the new setting,
and then press b, the same as on the mode screen.
and define the distance from the center of one pixel to the
@y
, , and using these formulas:
yMin yMax
and , the TI-86 automatically recalculates
@x @y
, and the new values are stored.
yMin
FORMT
Chapter 5: Function Graphing
and
@x
=( + )à62
@y
yMin yMax
from the
83
are
@y
and
xMax