return a leading submatrix of a square matrix - Maple Help

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Student[NumericalAnalysis][LeadingPrincipalSubmatrix] - return a leading submatrix of a square matrix

Calling Sequence

LeadingPrincipalSubmatrix(A,n)

Parameters

A

-

Matrix; a square matrix

n

-

posint; indicates the sub-level of leading principal submatrix

Description

• 

The LeadingPrincipalSubmatrix command returns the n-th leading principal submatrix of A.

• 

The LeadingPrincipalSubmatrix is a special case of the LinearAlgebra[SubMatrix] command.

Examples

withStudent[NumericalAnalysis]:

A:=Matrix1,4,7,10,4,5,8,6,7,8,10,5,5,3,5,8

A:=147104586781055358

(1)

LeadingPrincipalSubmatrixA,3

1474587810

(2)

LeadingPrincipalSubmatrixA,2

1445

(3)

LeadingPrincipalSubmatrixA,1

1

(4)

See Also

LinearAlgebra[SubMatrix], Student[NumericalAnalysis], Student[NumericalAnalysis][ComputationOverview]


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