20021201
2-7-27
Using the Action Menu
uu
uu
u augment
Function: Returns a matrix that combines two other matrices.
Syntax: augment (Mat-1, Mat-2 [
)
]
Example: To combine the two matrices [[1,2] [3,4]] and [[5,6] [7,8]]
Menu Item: [Action][Matrix-Create][augment]
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u ident
Function: Creates an identity matrix.
Syntax: ident (natural number [
)
]
Example: To create a 2 × 2 identity matrix
Menu Item: [Action][Matrix-Create][ident]
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u fill
Function: Creates a matrix with a specific number of rows and columns, or replaces the
elements of a matrix with a specific expression.
Syntax: fill (Exp, number of rows, number of columns [
)
]
fill (Exp, Mat [
)
]
Example: To create a 2 × 3 matrix, all whose elements are 2
Menu Item: [Action][Matrix-Create][fill]
Example: To replace all of the elements of the matrix [[1,2] [3,4]] with 3
Menu Item: [Action][Matrix-Create][fill]
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