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What condition ensures the global continuity of the solution in the FEM?

For the linear elements you consider, you are mapping the shape functions from the reference cell to each of the cells of your mesh. The important properties you are using here are: The shape ...
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What condition ensures the global continuity of the solution in the FEM?

After much work and frustration, although eased by the answers and comments above that guided my researches to more detailed queries, I finally found the solution to my problem. It consists of a mix ...

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