Minimal operators from a potential-theoretic viewpoint |
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| Authors: | Sirkka-Liisa Eriksson-Bique Heinz Leutwiler |
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| Institution: | (1) Department of Mathematics, University of Joensuu, SF-80101 Joensuu, Finland;(2) Mathematisches Institut der Universität Erlangen-Nürnberg, Bismarckstrasse 1 1/2, D-8520 Erlangen, Federal Republic of Germany |
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| Abstract: | Minimal positive operators on a Hilbert spaceH are characterized in terms of so-called parallel addition of operators. It is also shown how these operators can be used to reproduce the inverse, respectively generalized inverse, of any positive operator onH. |
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| Keywords: | 47D25 39B50 46C99 31D05 |
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