Texas Instruments TI-89 - Page 545

528 Appendix A: Functions and Instructions
8992APPA.DOC TI-89 / TI-92 Plus: Appendix A (US English) Susan Gullord Revised: 02/23/01 1:48 PM Printed: 02/23/01 2:21 PM Page 528 of 132
expression à list1
⇒
list
list1 à expression
⇒
list
Returns a list containing the quotients of
expression
divided by
list1
or
list1
divided by
expression.
a/{3,a,‡(a)}
¸
{}
a
3
1 ‡a
{a,b,c}/(a
ù
b
ù
c)
¸
{
1
b
ø
c
1
a
ø
c
1
a
ø
b
}
matrix1 à expression
⇒
matrix
Returns a matrix containing the quotients of
matrix1
à
expression.
Note:
Use
.
/
(dot divide) to divide an
expression by each element.
[a,b,c]/(a
ù
b
ù
c)
¸
[
1
b
ø
c
1
a
ø
c
1
a
ø
b
]
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
1
9
}
ë
a
ùë
b
¸
a
ø
b
In Bin base mode:
0b100101
4dec
¸
37
ë
0b100101
¸
0
b11111111111111111111111111
0
11
0
11
ans(1) 4dec
¸ë
37
Note:
To type
4
, press
2

.
%
(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}%
¥¸
{
.0
1
.
1
1
.
}
Important:
Zero, not the letter O.