20021201
2-7-34
Using the Action Menu
u
u
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colNorm
Function: Calculates the sums of the absolute values of the elements of each column of a
matrix, and returns the maximum value of the sums.
Syntax: colNorm (Mat [ ) ]
Example: To calculate the sums of the absolute values of the elements in each column of
the matrix [[1, –2, 3][4, –5, –6][–7, 8, 9]], and obtain the maximum value of the
sums
Menu Item: [Action][Matrix-Calculation]
[colNorm]
Using the Vector Submenu
The [Vector] submenu contains commands that are related to vector calculations.
• A vector is handled as a 1
×
N matrix or N
×
1 matrix.
• A vector in the form of 1
×
N can be entered as [……] or [[……]].
Example: [1, 2], [[1, 2]]
• Vectors are considered to be in rectangular form unless
∠
() is used to indicate an angle
measure.
