Stable Approximations for Hyperbolic Systems with Moving Internal Boundary Conditions,

Abstract

In many physical problems which are described by time dependent partial differential equations moving discontinuities occur. In numerical calculations one often applies special schemes in the vicinity of these discontinuities. These methods are quite successful. However, no analytical justification had been available. In the report the authors succeed in supplying this justification for a rather realistic class of methods. General stability theorems are derived and special schemes are analyzed completely. The findings are also supported by numerical calculations. (Author)

Document Details

Document Type
Technical Report
Publication Date
Dec 01, 1972
Accession Number
AD0773387

Entities

People

  • M. Goldberg
  • S. Abarbanel

Organizations

  • Tel Aviv University

Tags

DTIC Thesaurus Topics

  • Boundaries
  • Differential Equations
  • Discontinuities
  • Equations
  • Mathematics
  • Partial Differential Equations

Fields of Study

  • Mathematics

Readers

  • Calculus or Mathematical Analysis
  • Systems Analysis and Design