Texas Instruments TI-86 Manual Book page 358

346
Chapter 20: A to Z Function and Instruction Reference
rnorm
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rnorm matrix
Returns the row norm of a real or complex matrix. For
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.
rnorm vector
Returns the largest absolute value (or magnitude) in a
real or complex vector.
x
th th
x root ‡ number or x
th
Returns the x root of number or expression. The
arguments can be real or complex.
x
th
x root ‡ list
Returns a list in which each element is the x
corresponding element in list.
x
th
x rootList ‡ list
Returns a list in which each element is the root
specified by the corresponding elements in x
and list.
x
root ‡( expression )
th
root of the
th
L L
[[ 5,6, 7][3,3,9][9,
¶MAT b
rnorm MAT b
L
rnorm [15,
x ‡32 b
5
x ‡{32,243} b
5
x ‡{32,25) b
{5,2}
rootList
L L
9, 7]]
L L
[[ 5 6 7]
[3 3 9 ]
L L
[9 9 7]]
25
18,7] b
18
2
{2 3}
{2 5}