The Graph Menu; Setting The Graph Format - Texas Instruments TI-86 Manual Book

Chapter 5 describes the
menu item .
GRAPH GRAPH
Chapter 6 describes these
menu items:
GRAPH
, , ,
DRAW ZOOM TRACE
, , ,
EVAL STGDB RCGDB
, and .
STPIC RCPIC
The TI-86 retains
independent format settings
for each graphing mode.
6

The GRAPH Menu

Q'(t)= WIND INITC
equation initial conditions
editor editor
differential equation
window editor

Setting the Graph Format

To display the format screen in
select from the
FORMT GRAPH
The and
RK Euler SlpFld DirFld FldOff
are available only in
The
RectGC PolarGC
format settings are not available in
SeqG SimulG
graphing mode.
DifEq
All other format settings are the same as described in Chapter 5.
Solution Method Format
Uses the Runge-Kutta method to solve differential equations more accurately than the
RK
Euler solution method format, but not as fast
Euler Uses the Euler method to solve differential equations; requires a number of iterations
between tStep
Chapter 10: Differential Equation Graphing
AXES GRAPH 4
4
axes differential equation
editor format screen
graphing mode,
DifEq
menu (6 / &).
format settings
mode.
DifEq
, , and
DrawLine DrawDot
values, so EStep= prompt replaces
FORMT DRAW ZOOM TRACE EXPLR
EVAL STGDB RCGDB STPIC
explore with the free-moving cursor
difTol= prompt on the window editor
133
RCPIC