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TITLE: Approximation sequences to operators on Banach spaces: a rich approach  Full Text
AUTHORS: Mascarenhas, H; Santos, PA; Seidel, M;
PUBLISHED: 2017, SOURCE: JOURNAL OF THE LONDON MATHEMATICAL SOCIETY-SECOND SERIES, VOLUME: 96, ISSUE: 1
INDEXED IN: Scopus WOS CrossRef: 1
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TITLE: Sequences of variable-coefficient Toeplitz matrices and their singular values  Full Text
AUTHORS: Mascarenhas, H; Silbermann, B;
PUBLISHED: 2016, SOURCE: JOURNAL OF FUNCTIONAL ANALYSIS, VOLUME: 270, ISSUE: 4
INDEXED IN: Scopus WOS CrossRef
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TITLE: Quasi-banded operators, convolutions with almost periodic or quasi-continuous data, and their approximations  Full Text
AUTHORS: Helena Mascarenhas; Pedro A Santos; Markus Seidel;
PUBLISHED: 2014, SOURCE: JOURNAL OF MATHEMATICAL ANALYSIS AND APPLICATIONS, VOLUME: 418, ISSUE: 2
INDEXED IN: Scopus WOS CrossRef
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4
TITLE: Erratum to: Finite Section Method for a Banach Algebra of Convolution Type Operators on $${L^{p}(\mathbb{R})}$$ with Symbols Generated by PC and SO  Full Text
AUTHORS: Oleksiy Karlovych ; Helena Mascarenhas; Pedro A Santos;
PUBLISHED: 2011, SOURCE: Integral Equations and Operator Theory - Integr. Equ. Oper. Theory, VOLUME: 69, ISSUE: 3
INDEXED IN: CrossRef: 1
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TITLE: Universality of Some C *-Algebra Generated by a Unitary and a Self-adjoint Idempotent
AUTHORS: Helena Mascarenhas; Bernd Silbermanna;
PUBLISHED: 2010, SOURCE: Recent Trends in Toeplitz and Pseudodifferential Operators
INDEXED IN: CrossRef
IN MY: ORCID