Appendix A: Functions and Instructions
877
.
ù
(dot mult.)
¶ p
keys
matrix1
.
ù
matrix2
⇒
matrix
expression
.
ù
matrix1
⇒
matrix
matrix1
.
ù
matrix2
returns a matrix that is the product
of each pair of corresponding elements in
matrix1
and
matrix2
.
expression
.
ù
matrix1
returns a matrix containing the
products of
expression
and each element in
matrix1
.
[a,2;b,3].
ù
[c,4;5,d]
¸
x.
ù
[a,b;c,d]
¸
.
/
(dot divide)
¶ e
keys
matrix1
.
/ matrix2
⇒
matrix
expression
.
/
matrix1
⇒
matrix
matrix1
.
/
matrix2
returns a matrix that is the quotient
of each pair of corresponding elements in
matrix1
and
matrix2
.
expression
.
/
matrix1
returns a matrix that is the
quotient of
expression
and each element in
matrix1.
[a,2;b,3]./[c,4;5,d]
¸
x./[c,4;5,d]
¸
.^
(dot power)
¶ Z
keys
matrix1 .
^
matrix2
⇒
matrix
expression
.
^
matrix1
⇒
matrix
matrix1
.
^
matrix2
returns a matrix where each
element in
matrix2
is the exponent for the
corresponding element in
matrix1
.
expression
.
^
matrix1
returns a matrix where each
element in
matrix1
is the exponent for
expression
.
[a,2;b,3].^[c,4;5,d]
¸
x.^[c,4;5,d]
¸
ë
(negate)
·
key and MATH/Base menu
ë
expression1
⇒
expression
ë
list1
⇒
list
ë
matrix1
⇒
matrix
Returns the negation of the argument.
For a list or matrix, returns all the elements negated.
If
expression1
is a binary or hexadecimal integer, the
negation gives the two’s complement.
ë
2.43
¸
ë
2.43
ë
{
ë
1,0.4,1.2
í
19}
¸
{1
ë
.4
ë
1.2
í
19}
ë
a
ù ë
b
¸
a
ø
b
In Bin base mode:
0b100101
4
dec
¸
37
ë
0b100101
¸
0b11111111111111111111111111011011
ans(1)
4
dec
¸
ë
37
Note:
To type
4
, press
2
p
.
%
(percent)
CHAR/Punctuation menu
expression1
%
⇒
expression
list1
%
⇒
list
matrix1
%
⇒
matrix
Returns
argument
100
.
For a list or matrix, returns a list or matrix with each
element divided by 100.
13%
¥
¸
.13
{1, 10, 100}%
¥
¸
{.01 .1 1.}
Important:
Zero, not the letter O.
Summary of Contents for Titanium TI-89
Page 9: ...Getting Started 6 TI 89 Titanium keys Ë Ì Í Ê ...
Page 34: ...Getting Started 31 2 or D 2 B u s i n e s s D B D B Press Result ...
Page 43: ...Getting Started 40 3 0 D B D D B D Press Result ...
Page 44: ...Getting Started 41 D 2 0 0 2 D B Scroll down to October and press Press Result ...
Page 58: ...Getting Started 55 Example Set split screen mode to TOP BOTTOM Press Result 3 B D ...
Page 70: ...Getting Started 67 ...
Page 175: ...Operating the Calculator 172 From the Keyboard ...
Page 456: ...Tables 453 ...
Page 527: ...Data Matrix Editor 524 ...
