Appendix A: Functions and Instructions
901
list1
+
list2
⇒
list
matrix1
+
matrix2
⇒
matrix
Returns a list (or matrix) containing the sums of
corresponding elements in
list1
and
list2
(or
matrix1
and
matrix2
).
Dimensions of the arguments must be equal.
{22,
p
,
p
/2}
!
L1
¸
{22
p
p
/2}
{10,5,
p
/2}
!
L2
¸
{10
5
p
/2}
L1+L2
¸
{32
p
+5
p
}
ans(1)+{
p
,
ë
5,
ë
p
}
¸
{
p
+32
p
0}
[a,b;c,d]+[1,0;0,1]
¸
[
]
a+1 b
c d+1
expression
+
list1
⇒
list
list1
+
expression
⇒
list
Returns a list containing the sums of
expression
and each element in
list1
.
15+{10,15,20}
¸
{25 30 35}
{10,15,20}+15
¸
{25 30 35}
expression
+
matrix1
⇒
matrix
matrix1
+
expression
⇒
matrix
Returns a matrix with
expression
added to each
element on the diagonal of
matrix1
.
matrix1
must
be square.
Note:
Use
.+
(dot plus) to add an expression to
each element.
20+[1,2;3,4]
¸
[
21 2
3 24
]
ì
(subtract)
|
key
expression1
-
expression2
⇒
⇒
⇒
⇒
expression
Returns
expression1
minus
expression2
.
6
ì
2
¸
4
p
ì
pà
6
¸
5
ø
p
6
list1
----
list2
⇒
list
matrix1
----
matrix2
⇒
matrix
Subtracts each element in
list2
(or
matrix2
) from
the corresponding element in
list1
(or
matrix1
),
and returns the results.
Dimensions of the arguments must be equal.
{22,
p
,
pà
2}
ì
{10,5,
pà
2}
¸
{12
p
ì
5 0}
[3,4]
ì
[1,2]
¸
[2
2]
expression
----
list1
⇒
list
list1
----
expression
⇒
list
Subtracts each
list1
element from
expression
or
subtracts
expression
from each
list1
element, and
returns a list of the results.
15
ì
{10,15,20}
¸
{5 0 -5}
{10,15,20}
ì
15
¸
{-5 0 5}
expression
----
matrix1
⇒
matrix
matrix1
----
expression
⇒
matrix
expression
ì
matrix1
returns a matrix of
expression
times the identity matrix minus
matrix1
.
matrix1
must be square.
matrix1
ì
expression
returns a matrix of
expression
times the identity matrix subtracted from
matrix1
.
matrix1
must be square.
Note:
Use
.
....
(dot minus) to subtract an
expression from each element.
20
ì
[1,2;3,4]
¸
[
19
ë
2
ë
3 16
]
ù
(multiply)
p
key
expression1
ù
expression2
⇒
⇒
⇒
⇒
expression
Returns the product of
expression1
and
expression2
.
2
ù
3.45
¸
6.9
x
ù
y
ù
x
¸
x
2
ø
y
Summary of Contents for Voyage 200
Page 36: ...Getting Started 36 D B D B Press Result ...
Page 45: ...Getting Started 45 3 0 D B D D B D Press Result ...
Page 46: ...Getting Started 46 D 2 0 0 2 D B Scroll down to October and press Press Result ...
Page 60: ...Getting Started 60 B D Press Result ...
Page 139: ...Previews 139 8 Complete the operation Press 2 d Steps and keystrokes Display 5 f 2 ...
Page 453: ...Differential Equation Graphing 453 ...
Page 468: ...Tables 468 ...
Page 777: ...Activities 777 ...
