1Department of Mathematics Kyungpook National University Daegu 702-701, Korea 2Department of Mathematics Ewha Women's University Seoul 120-750, Korea 3Department of Mathematics Texas A&M University College Station, TX 77843, U.S.A.
Studia Mathematica, Tome 193 (2009) no. 3, pp. 263-267
We obtain a new sufficient condition (which may be useful elsewhere) that a compact perturbation of a normal operator be the quasiaffine transform of some normal operator. We also give some applications of this result.
Keywords:
obtain sufficient condition which may useful elsewhere compact perturbation normal operator quasiaffine transform normal operator applications result
Affiliations des auteurs :
Il Bong Jung
1
;
Eungil Ko
2
;
Carl Pearcy
3
1
Department of Mathematics Kyungpook National University Daegu 702-701, Korea
2
Department of Mathematics Ewha Women's University Seoul 120-750, Korea
3
Department of Mathematics Texas A&M University College Station, TX 77843, U.S.A.
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Il Bong Jung; Eungil Ko; Carl Pearcy. Quasiaffine transforms of operators. Studia Mathematica, Tome 193 (2009) no. 3, pp. 263-267. doi: 10.4064/sm193-3-3
