On the number of solutions of a quadratic equation in a normed space

DOI10.13482/j.issn1001-7011.2015.12.299zbMath1349.39040arXiv1506.02474OpenAlexW1897688826MaRDI QIDQ2990731

Victor Alexandrov

Publication date: 10 August 2016

Full work available at URL: https://arxiv.org/abs/1506.02474

zbMATH Keywords

quadratic functional equationDirichlet boundary value problemvector spacequadratic operator

Mathematics Subject Classification ID

Nonlinear elliptic equations (35J60) Matrix and operator functional equations (39B42)

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