On the sharpness of a superconvergence estimate in connection with one-dimensional Galerkin methods
<p/> <p>The present paper studies some aspects of approximation theory in the context of one-dimensional Galerkin methods. The phenomenon of superconvergence at the knots is well-known. Indeed, for smooth solutions the rate of convergence at these points is <inline-formula><grap...
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Format: | Article |
Language: | English |
Published: |
SpringerOpen
1999-01-01
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Series: | Journal of Inequalities and Applications |
Subjects: | |
Online Access: | http://www.journalofinequalitiesandapplications.com/content/3/351053 |