Test Logic (Boolean) Operations - Texas Instruments TI-82 STATS Manual Book

TEST LOGIC (Boolean) Operations

TEST LOGIC
Menu
Boolean
Operators
and,
or,
xor
not(
Using Boolean
Operations
2.26 Math, Angle, and Test Operations
To display the
TEST LOGIC
This operator...
TEST LOGIC
1: and
2: or
3: xor
4: not(
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 (exclusive or) return a value of
and or xor
expression is true or
table below. valueA and valueB can be real numbers,
expressions, or lists.
valueA valueB
and
valueA valueB
or
valueA valueB
xor
valueA valueB
ƒ0 ƒ0
0
ƒ0
0
ƒ0
0 0
returns if value (which can be an expression) is
not( 1
value
not( )
Boolean logic is often used with relational tests. In the following
program, the instructions store
menu, press y ã
Returns a 1 (true) if...
Both values are nonzero (true).
At least one value is nonzero (true).
Only one value is zero (false).
The value is zero (false).
if an expression is false, according to the
0
and
returns
1
returns
0
returns
0
returns
0
into .
4 C
ä ~.
TEST
if an
1
or xor
1 0
1 1
1 1
0 0
.
0