The Babuška-Brezzi condition and the pat
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I. Babuška; R. Narasimhan
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Article
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1997
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Elsevier Science
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English
⚖ 1020 KB
This paper discusses an example of a mixed finite element method in one dimension which satisfies the engineering patch test, but does not satisfy a uniform inf-sup condition. The inf-sup constant for this method is shown to be of order h2. The reasons for good results from bsenchmark problems for t