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This boundary condition can be validated intuitively. Let's look at a finite element on the hole
From structural mechanics, we know that any stress on a face must be zero; therefore the analytical solution at r = a is correct.
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This boundary condition can be validated intuitively. Let's look at a finite element on the hole
From structural mechanics, we know that any stress on a face must be zero; therefore the analytical solution at r = a is correct.
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