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Investigate why the trace linear system for LDG-H is symmetric negative definite #15

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amartinhuertas opened this issue Mar 19, 2022 · 1 comment
Open

Investigate why the trace linear system for LDG-H is symmetric negative definite #15

amartinhuertas opened this issue Mar 19, 2022 · 1 comment

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@amartinhuertas
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Shouldnt it be symmetric positive definite?
@amartinhuertas
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For the records, this observation does not apply for linear elasticity + HDG with strong symmetric stresses. For this problem + formulation, the trace linear system is SPD.

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