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A quasi Trefftz-type spectral method for initial value problems with moving boundaries. (English) Zbl 0912.65082

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
80A22 Stefan problems, phase changes, etc.
35R35 Free boundary problems for PDEs
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