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zbMath0531.49005MaRDI QIDQ3312792

Yu. Sh. Abramov

Publication date: 1982

Full work available at URL: https://eudml.org/doc/67211

Title: zbMATH Open Web Interface contents unavailable due to conflicting licenses.

zbMATH Keywords

extremal problems spectral optimization geometry of the numerical ranges of self-adjoint operators

Mathematics Subject Classification ID

Numerical range, numerical radius (47A12) Linear symmetric and selfadjoint operators (unbounded) (47B25) Duality theory (optimization) (49N15) Existence theories for problems in abstract spaces (49J27) Existence theories in calculus of variations and optimal control (49J99)

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