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Graça Soares

Graça Soares

Universidade de Tras os Montes e Alto Douro - Vila Real / Portugal
Natural Sciences / Mathematical Sciences
AD Scientific Index ID: 5958728
University of Trás-os-Montes and Alto Douro
person_outline Graça Soares's MOST POPULAR ARTICLES
1-) On generalized numerical ranges of operators on an indefinite inner product space Linear and Multilinear Algebra 52 (3-4), 203-233, 2004
2-) On the geometry of numerical ranges in spaces with an indefinite inner product Linear algebra and its applications 399, 17-34, 2005
3-) Inequalities for J-Hermitian matrices Linear algebra and its applications 407, 125-139, 2005
4-) Linear operators preserving the numerical range (radius) on triangular matrices Linear and Multilinear Algebra 48 (4), 281-292, 2001
5-) Further developments of Furuta inequality of indefinite type Math. Inequal. Appl 13, 523-535, 2010