Texas Instruments TI-89 Titanium Short User Manual page 272

⇒
+
list1 list2
+
matrix1 matrix2
Returns a list (or matrix) containing the sums of
corresponding elements in
matrix1
Dimensions of the arguments must be equal.
+
expression list1
+
list1 expression
Returns a list containing the sums of
and each element in
+
expression matrix1
+
matrix1 expression
Returns a matrix with
element on the diagonal of
be square.
Note: Use
each element.
ì
|
(subtract)
key
expression1 - expression2
Returns
⇒
-
list1 list2
-
matrix1 matrix2
Subtracts each element in
the corresponding element in
and returns the results.
Dimensions of the arguments must be equal.
-
expression list1
-
list1 expression
Subtracts each
subtracts
returns a list of the results.
-
expression matrix1
-
matrix1 expression
expression ì matrix1
times the identity matrix minus
must be square.
matrix1
times the identity matrix subtracted from
matrix1
Note: Use
expression from each element.
ù
(multiply) p
key
expression1 expression2
ù
Returns the product of
266
list
⇒
matrix
list1
and ).
matrix2
⇒
list
⇒
list
.
list1
⇒
matrix
⇒
matrix
expression
matrix1
(dot plus) to add an expression to
.+
⇒
expression
minus
expression1 expression2
list
⇒
matrix
(or
list2
list1
⇒
list
⇒
list
list1 element from
from each
expression list1
⇒
matrix
⇒
matrix
returns a matrix of
ì
returns a matrix of
expression
must be square.
.. (dot minus) to subtract an
⇒
expression
expression1
{22,p,p/2}! L1 ¸
{10,5,p/2}! L2 ¸
L1+L2 ¸
and (or
list2
ans(1)+{p,ë 5,ë p} ¸
[a,b;c,d]+[1,0;0,1] ¸
15+{10,15,20} ¸
{10,15,20}+15 ¸
expression
20+[1,2;3,4] ¸
added to each
. must
matrix1
6ì 2 ¸
.
pì pà6 ¸
{22,p,pà2}ì {10,5,pà2} ¸
) from
matrix2
[3,4]ì [1,2] ¸
(or ),
matrix1
15ì {10,15,20} ¸
{10,15,20}ì 15 ¸
expression or
element, and
20ì [1,2;3,4] ¸
expression
.
matrix1 matrix1
expression
.
matrix1
2ù 3.45 ¸
and .
expression2
xù yù x ¸
Appendix A: Functions and Instructions
{22 p p/2}
{10 5 p/2}
{32 p+5 p}
p
{p+32 0}
a+1 b
[ ]
c d+1
{25 30 35}
{25 30 35}
21 2
[ ]
3 24
4
5ø p
6
{12 pì 5 0}
[2 2]
{5 0 -5}
{-5 0 5}
ë 2
19
[ ]
ë 3
16
6.9
ø y
x
2