Products of EP operators on Hilbert spaces (Q2706587)

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Products of EP operators on Hilbert spaces
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    Products of EP operators on Hilbert spaces (English)
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    20 March 2001
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    EP operators
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    generalized inverses
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    closed range
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    Moore-Penrose inverse
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    An operator \(A\) is called the EP operator if the range of \(A\) is equal to the range of its adjoint \(A^*\). The author gives conditions for a product of two EP operators with closed ranges to be an EP operator with a closed range and determines the Moore-Penrose inverse of this product.
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