3 Backward heat equation Some physical processes are reversible in the sense that changing the direction of time makes no essential di erence
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Moreover, since f(o) need not be analytic, the time over which the solution to the backward heat equation exists depends on the initial values
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5 mai 2008 · We note that stability estimates of Hölder type for the heat equation backward in time for any p ? (1,?] have been
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The diffusion equation is a partial differential equation which describes density The simplest example is a BTCS (backward in time, central in space)
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