Optimal error estimate of elliptic problems with Dirac sources for discontinuous and enriched Galerkin methods
2020 ◽
Vol 150
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pp. 76-104
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2016 ◽
Vol 72
(3)
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pp. 687-703
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2017 ◽
Vol 120
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pp. 68-81
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2020 ◽
Vol 79
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pp. 2819-2831
1999 ◽
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2014 ◽
Vol 35
(2)
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pp. 680-697
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