| 21. | If X is a positive semi-definite square matrix, commonly referred to as the variance-covariance matrix.
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| 22. | For example, a projection is a square matrix satisfying.
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| 23. | P would then be a nxn square matrix.
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| 24. | If =, then is a function from to itself and the Jacobian matrix is a square matrix.
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| 25. | "' Square Matrix 004 "'is a compilation album put out by Alfa Matrix on June 1, 2004.
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| 26. | The elementary divisors of a square matrix " A " are the characteristic polynomials of its Jordan blocks.
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| 27. | Conversely, any square matrix with zero trace is a linear combinations of the commutators of pairs of matrices.
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| 28. | Any complex square matrix is triangularizable.
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| 29. | A matrix which has the same number of rows and columns is called a " square matrix ".
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| 30. | In the context of Hilbert spaces, a square matrix is unitarily diagonalizable if and only if it is normal.
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