Found 24 Documents (Results 1–24)
Simultaneous orthogonalization of inner products over arbitrary fields. (English) Zbl 1540.15012
Albuquerque, Helena (ed.) et al., Non-associative algebras and related topics. NAART II. Selected papers based on the presentations at the 2nd conference, Coimbra, Portugal, July 18–22, 2022. Cham: Springer. Springer Proc. Math. Stat. 427, 213-230 (2023).
Reviewer: Antonio M. Oller Marcén (Zaragoza)
Linear pencils and quadratic programming problems with a quadratic constraint. (English) Zbl 07667591
Reviewer: Nikita V. Artamonov (Moskva)
Simultaneous diagonalization via congruence of Hermitian matrices: some equivalent conditions and a numerical solution. (English) Zbl 1494.15013
Reviewer: John D. Dixon (Ottawa)
Pencils of quadrics: old and new. (English) Zbl 1480.14037
Reviewer: Piotr Pokora (Kraków)
MSC:
14N20
The homotopy significant spectrum compared to the Krasnoselskii spectrum. (English) Zbl 1459.58004
Reviewer: Luigi Provenzano (Padova)
Primal or dual strong-duality in nonconvex optimization and a class of quasiconvex problems having zero duality gap. (English) Zbl 1395.90237
Reviewer: Miguel Angel Goberna (Alicante)
Connectivity of quadratic hypersurfaces and its applications in optimization. I: General theory. (English) Zbl 1328.90098
Convex pencils of real quadratic forms. (English) Zbl 1287.14029
Reviewer: Mihai-Marius Tibar (Lille)
Quartic curves and their bitangents. (English) Zbl 1214.14049
Reviewer: Hans-Peter Schröcker (Innsbruck)
Pencils of complex and real symmetric and skew matrices. (English) Zbl 0726.15007
Reviewer: F.Uhlig (Auburn)
A recurring theorem about pairs of quadratic forms and extensions: A survey. (English) Zbl 0408.15022
A theorem on a mapping from a sphere to the circle and the simultaneous diagonalization of two Hermitian matrices. (English) Zbl 0186.05903
Pairs of quadratic forms. (English) Zbl 0174.06401
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