Справочник Пользователя для Texas TI-86
346
Chapter 20: A to Z Function and Instruction Reference
20ATOZ.DOC TI-86, Chap 20, US English Bob Fedorisko Revised: 02/13/01 2:42 PM Printed: 02/13/01 3:05 PM Page 346 of 118
rnorm
MATRX MATH menu
rnorm
matrix
Returns the row norm of a real or complex matrix. For
each row,
each row,
rnorm
sums the absolute values (magnitudes
of complex elements) of all elements on that row. The
returned value is the largest of the sums.
returned value is the largest of the sums.
[[
L
5,6,
L
7][3,3,9][9,
L
9,
L
7]]
¶MAT b
[[
L
5 6
L
7]
[3 3 9 ]
[9
L
9
L
7]]
rnorm MAT b
25
rnorm
vector
Returns the largest absolute value (or magnitude) in a
real or complex vector.
real or complex vector.
rnorm [15,
L
18,7] b
18
Root:
x
‡
MATH MISC menu
x
th
root
x
‡
number
or x
th
root
x
‡
(
expression
)
Returns the x
th
root
of number or expression. The
arguments can be real or complex.
5
x
‡32 b
2
x
th
root
x
‡
list
Returns a list in which each element is the x
th
root
of the
corresponding element in list.
5
x
‡{32,243} b
{2 3}
x
th
rootList
x
‡
list
Returns a list in which each element is the root
specified by the corresponding elements in x
specified by the corresponding elements in x
th
rootList
and list.
{5,2}
x
‡{32,25) b
{2 5}