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A bandstructure-invariant deflation for real symmetric matrices |
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| Authors: | Lajos László |
| Institution: | National Planning Office Angol u. 27 1149 Budapest, Hungary |
| Abstract: | By means of an eigenvector and eigenvalue of a real symmetric matrix A, a unitary matrix U is constructed such that U1AU deflates A and, moreover, the transformation preserves the bandstructure. |
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