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Extrapolation and defect correction for diffusion equations with boundary integral conditions. (English) Zbl 0907.65096

The authors examine the Galerkin solutions of parabolic equations with boundary integral conditions and produces global extrapolation and correction approximations.

MSC:

65M70 Spectral, collocation and related methods for initial value and initial-boundary value problems involving PDEs
35K15 Initial value problems for second-order parabolic equations
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