On the convergence of high resolution methods with multiple time scales for hyperbolic conservation laws

  • Authors:
  • Robert Kirby

  • Affiliations:
  • Department of Computer Science, The University of Chicago, 1100 E. 58th St., Chicago, Illinois

  • Venue:
  • Mathematics of Computation
  • Year:
  • 2003

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Abstract

A class of finite volume methods based on standard high resolution schemes, but which allows spatially varying time steps, is described and analyzed. A maximum principle and the TVD property are verified for general advective flux, extending the previous theoretical work on local time stepping methods. Moreover, an entropy condition is verified which, with sufficient limiting, guarantees convergence to the entropy solution for convex flux.