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Regularity results for a one-dimensional two-phase degenerate Stefan problem - MaRDI portal

Regularity results for a one-dimensional two-phase degenerate Stefan problem (Q2276690)

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Regularity results for a one-dimensional two-phase degenerate Stefan problem
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    Regularity results for a one-dimensional two-phase degenerate Stefan problem (English)
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    1990
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    Der Autor untersucht eindimensionale Zweiphasen-Stefanprobleme vom Typ \[ \alpha_ 1(u)u_ t=u_{xx}\text{ für }0<x<s(t),\quad 0<t\leq T;\quad \alpha_ 2(u)u_ t=u_{xx}\quad s(t)<x<1,\quad 0<t\leq T, \] \[ u(s(t),t))=0;\quad \dot s(t)=-u_ x(s(t)-,t)+u_ x(s(t)+,t)),\quad 0<t\leq T, \] mit Anfangs- und Randbedingungen, und zeigt unter gewissen Voraussetzungen Existenz und Regularität der Lösung.
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    two phase Stefan problem
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