Finite Elements for Fluid Dynamics, Mixed-Type Problems, Transonic Flows.

Abstract

The report includes two parts: (1) Various finite elements formulations and discretizations for initial/boundary value problems for the Tricomi equation in the hyperbolic domain, a continuation of our work last year. (2) An attempt to extend 'hyperbolic' methods of analysis to mixed type flows with hyperbolic-elliptic shocks and ensuing entropy conditions for stable, accurate numerical schemes.

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Document Details

Document Type
Technical Report
Publication Date
Jan 01, 1978
Accession Number
ADA062066

Entities

People

  • Nima Geffen

Organizations

  • Tel Aviv University

Tags

Communities of Interest

  • Air Platforms

DTIC Thesaurus Topics

  • Accuracy
  • Applied Mathematics
  • Boundary Value Problems
  • Cauchy Problem
  • Computational Fluid Dynamics
  • Computational Science
  • Difference Equations
  • Differential Equations
  • Discontinuities
  • Equations
  • Fluid Dynamics
  • Formulas (Mathematics)
  • Inequalities
  • Mathematics
  • Numerical Analysis
  • Theorems
  • Transonic Flow

Fields of Study

  • Mathematics

Readers

  • Finite Element Method (FEM) for solving Partial Differential Equations (PDEs)