Extrapolation discontinuous Galerkin method for ultraparabolic equations

  • Authors:
  • Michael D. Marcozzi

  • Affiliations:
  • Department of Mathematical Sciences, University of Nevada Las Vegas, 89154-4020, United states

  • Venue:
  • Journal of Computational and Applied Mathematics
  • Year:
  • 2009

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Abstract

Ultraparabolic equations arise from the characterization of the performance index of stochastic optimal control relative to ultradiffusion processes; they evidence multiple temporal variables and may be regarded as parabolic along characteristic directions. We consider theoretical and approximation aspects of a temporally order and step size adaptive extrapolation discontinuous Galerkin method coupled with a spatial Lagrange second-order finite element approximation for a prototype ultraparabolic problem. As an application, we value a so-called Asian option from mathematical finance.