Nonnegative mth roots of nonnegative 0-symmetric idempotent matrices |
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| Authors: | SK Jain VK Goel Edward K Kwak |
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| Institution: | Department of Mathematics Ohio University Athens, Ohio 45701 USA |
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| Abstract: | Nonnegative mth roots of nonnegative 0-symmetric idempotent matrices have been characterized. As an application, a characterization of nonnegative matrices A whose Moore-Penrose generalized inverse A2 is some power of A is obtained, thus yielding some well-known theorems. |
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