Running a program – Texas Instruments TI-86 User Manual

Page 233

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Chapter 16: Programming

221

16PROG.DOC TI-86, Chap 16, US English Bob Fedorisko Revised: 02/13/01 2:36 PM Printed: 02/13/01 3:04 PM Page 221 of 16

16PROG.DOC TI-86, Chap 16, US English Bob Fedorisko Revised: 02/13/01 2:36 PM Printed: 02/13/01 3:04 PM Page 221 of 16

Variables to which you typically store values from an editor, such as the window variables,
become items on program-only menus, such as the

GRAPH

WIND

menu. When you select

them, they are pasted to the cursor location on the command line.

Running a Program

ᕡ Paste the program name to the home screen. Either select it from the

PRGM

NAMES

menu

(8 &) or enter individual characters.

ᕢ Press b. The program begins to run.

Each result updates the last-answer variable

Ans

(Chapter 1). The TI

-86 reports errors as

the program runs. Commands executed during a program do not update the previous-entry
storage area

ENTRY

(Chapter 1).

The example program below is shown as it would appear on a TI

-86 screen. The program:

Creates a table by evaluating a function, its first derivative, and its second derivative at
intervals in the graphing window

Displays the graph of the function and its derivatives in three different graph styles,
activates the trace cursor, and pauses to allow you to trace the function

To resume the program after
a pause, press

b

.

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