Texas Instruments TI-82 STATS Manual Book page 177

Relational
Operations
iPart(, fPart(, int(
To compare two matrices using the relational operations
( menu), they must have the same dimensions.
TEST
compare matrixA and matrixB on an element-by-element basis.
The other relational operations are not valid with matrices.
matrixA matrixB returns
=
if any comparison is false.
0
matrixA matrixB returns
ƒ
returns if no comparison is false.
0
(integer part),
iPart(
integer) are on the
returns a matrix containing the integer part of each
iPart(
element of matrix.
returns a matrix containing the fractional part of each
fPart(
element of matrix.
returns a matrix containing the greatest integer of each
int(
element of matrix.
matrix
iPart( )
matrix
fPart( )
matrix
int( )
if every comparison is true; it returns
1
if at least one comparison is false; it
1
(fractional part), and
fPart(
menu.
MATH NUM
and
=
ƒ
and
=
ƒ
(greatest
int(
Matrices 10–11