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Results tagged with na.numerical-analysis
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user 39289
Numerical algorithms for problems in analysis and algebra, scientific computation
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Numerical solution to diffusion-like equation with negative diffusion coefficient region?
It is not a well-posed problem, see http://en.wikipedia.org/wiki/Parabolic_partial_differential_equation#Backward_parabolic_equation.
Numerically you should see high-frequency instability.
