Operation Manual

10-14 Matrices
8210MTRX.DOC TI-82, Chapter 10, English Bob Fedorisko Revised: 02/09/01 9:18 AM Printed:
02/09/01 12:38 PM Page 14 of 14
augment(
augment(
(
MATRIX MATH
item
7
) concatenates
matrixA
and
matrixB
. The
number of rows in
matrixA
must equal the number of rows in
matrixB
.
augment(
matrixA
,
matrixB
)
Row Operations
The row operations, which can be used in an expression, do not change
matrix
in memory. All row numbers and values can be entered as
expressions.
rowSwap(
rowSwap(
(
MATRIX MATH
item
8
) returns a matrix. It swaps
rowA
and
rowB
of
matrix
.
rowSwap(
matrix
,
rowA
,
rowB
)
row+(
row+(
(row addition,
MATRIX MATH
item
9
) returns a matrix. It adds
rowA
and
rowB
of
matrix
and stores the answer in
rowB
.
row+(
matrix
,
rowA
,
rowB
)
…
row(
…
row(
(row multiplication,
MATRIX MATH
item
0
) returns a matrix. It
multiplies
row
of
matrix
by
value
and stores the answer in
row
.
…
row(
value
,
matrix
,
row
)
…
row+(
…
row+(
(multiply and add row,
MATRIX MATH
item
A
) returns a matrix. It
multiplies
rowA
of
matrix
by
value
, adds it to
rowB
, and stores the answer
in
rowB
.
…
row+(
value
,
matrix
,
rowA
,
rowB
)