Role of numerical range in approximation-solvability of nonlinear functional equations

DOI10.1016/0893-9659(92)90105-IzbMath0743.65055MaRDI QIDQ1186960

Ram U. Verma

Publication date: 28 June 1992

Published in: Applied Mathematics Letters (Search for Journal in Brave)

zbMATH Keywords

numerical rangeapproximation-solvabilitynonlinear functional equations

Mathematics Subject Classification ID

Iterative procedures involving nonlinear operators (47J25) Equations involving nonlinear operators (general) (47J05) Numerical solutions to equations with nonlinear operators (65J15)

Related Items

Inner approximation-solvability of nonlinear equations ⋮ Phi-Stable Operators and Inner Approximation-Solvability ⋮ An iterative algorithm for random Wiener-Hopf equations involving numerical ranges

Cites Work

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• Approximation methods and the generalized topological degree for nonlinear mappings in Banach spaces
• Convergence of Galerkin approximations for operator Riccati equations - a nonlinear evolution equation approach
• On the approximation-solvability of equations involving 𝐴-proper and pseudo-𝐴-proper mappings
• The closure of the numerical range contains the spectrum

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