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LITlib - Excel Power Functions Pack
 
Add-in for Excel that adds additional cell functions to Excel.

litLIB Help - MIsSymmetric function
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Vector and Matrix - MIsSymmetric

Syntax:
= MIsSymmetric(Matrix)

Description:
Returns TRUE when the given matrix is symmetric and FALSE otherwise.

A symmetrical matrix is a matrix for which the following relation holds: Aij = Aji

Example:
=MIsSymmetric(A1:C3)
=MIsSymmetric( mymatrix )

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