Texas TI-86 用户手册
Chapter 5: Function Graphing
85
05FUNC.DOC TI-86, Chap 5, US English Bob Fedorisko Revised: 02/13/01 2:22 PM Printed: 02/13/01 3:01 PM Page 85 of 14
Displaying a Graph
To display a graph, select
GRAPH
from the
GRAPH
menu. The graph
screen is displayed. If the graph is
newly defined, the busy indicator is
displayed at the top-right corner as
the TI
newly defined, the busy indicator is
displayed at the top-right corner as
the TI
-86 draws the graph.
♦
In
SeqG
format, the TI
-86 draws each selected function one by one, in function-name
order (for example,
y1
is graphed first,
y2
is graphed second, and so on).
♦
In
SimulG
format, the TI
-86 draws all selected graphs simultaneously.
You can display and explore a graph from a program (Chapter 16). To use graphing commands
on the home screen, select them from the
on the home screen, select them from the
CATALOG
or entering the individual characters.
Pausing or Stopping a Graph in Progress
♦
To pause graph plotting, press b. To resume plotting, press b again.
♦
To stop graph plotting, press ^. To replot, select
GRAPH
from the
GRAPH
menu.
Modifying a Drawn Graph
To remove these items from the graph screen:
Press (or select):
Cursor, coordinate values, or menus (To restore menus, press . or 6)
:
Free-moving cursor and coordinate values but not the menus
b
Cursor and coordinate values but not the menus
6 or
GRAPH
In the example graph to the
right, all default settings
related to graphing are set.
right, all default settings
related to graphing are set.
To view the graph without the
GRAPH
menu on the bottom
line, press
:
after
plotting the graph.
When you pause, the busy
indicator in the top-right
corner becomes a dotted line.
indicator in the top-right
corner becomes a dotted line.