Appendix A: Functions and Instructions 877
.ù
(dot mult.)
¶pkeys
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)
¶ekeys
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)
¶Zkeys
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 1,0.4,1.2í 19}
¸
{1 ë.4 ë 1.2í 19}
ë aùëb
¸ aø b
In Bin base mode:
0b100101 4dec ¸ 37
ë 0b100101 ¸
0b11111111111111111111111111011011
ans(1) 4dec ¸ë37
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.
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