Test logic (boolean) operations, Test logic menu, Boolean operators – Texas Instruments TI-83 PLUS User Manual

Page 106: And, or, xor

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TI-83 Plus

Math, Angle, and Test Operations

103

TEST LOGIC (Boolean) Operations

TEST LOGIC Menu

To display the

TEST LOGIC

menu, press

y

ã

TEST

ä

~

.

This operator...

Returns a 1 (true) if...

TEST LOGIC

1: and

Both values are nonzero (true).

2: or

At least one value is nonzero (true).

3: xor

Only one value is zero (false).

4: not(

The value is zero (false).

Boolean Operators

Boolean operators are often used in programs to control program flow
and in graphing to control the graph of the function over specific values.
Values are interpreted as zero (false) or nonzero (true).

and, or, xor

and

,

or

, and

xor

(exclusive or) return a value of

1

if an expression is true

or

0

if an expression is false, according to the table below.

valueA

and

valueB

can be real numbers, expressions, or lists.

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