Identifiability under Approximation for an Elliptic Boundary Value Problem.

Abstract

Necessary and sufficient conditions for identifiability of the diffusion coefficient in Galerkin approximations to a two point boundary value problem are derived for various choices of Galerkin subspaces. The results are further used to investigate output least squares identifiability and output least squares stability of the diffusion coefficient. Additional keywords: Numerical analysis; Matrices(Mathematics). (Author)

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Document Details

Document Type
Technical Report
Publication Date
Apr 01, 1985
Accession Number
ADA158542

Entities

People

  • K. Kunisch
  • L. W. White

Organizations

  • Brown University

Tags

DTIC Thesaurus Topics

  • Air Force
  • Algorithms
  • Applied Mathematics
  • Boundaries
  • Boundary Value Problems
  • Coefficients
  • Diffusion Coefficient
  • Equations
  • Finite Element Analysis
  • Geometry
  • Hilbert Space
  • Mathematics
  • Observation
  • Optimization
  • Rhode Island
  • Scientific Research
  • Two Dimensional

Fields of Study

  • Mathematics

Readers

  • Fluid Dynamics.
  • Graph Algorithms and Convex Optimization.
  • Statistical inference.