On stable numerical differentiation
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- by Alexander G. Ramm and Alexandra B. Smirnova PDF
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Abstract:
A new approach to the construction of finite-difference methods is presented. It is shown how the multi-point differentiators can generate regularizing algorithms with a stepsize $h$ being a regularization parameter. The explicitly computable estimation constants are given. Also an iteratively regularized scheme for solving the numerical differentiation problem in the form of Volterra integral equation is developed.References
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Additional Information
- Alexander G. Ramm
- Affiliation: Department of Mathematics, Kansas State University, Manhattan, Kansas 66506-2602
- Email: ramm@math.ksu.edu
- Alexandra B. Smirnova
- Affiliation: Department of Mathematics, Kansas State University, Manhattan, Kansas 66506-2602
- Email: matabs@zeus.cs.gsu.edu
- Received by editor(s): August 5, 1999
- Published electronically: March 9, 2001
- © Copyright 2001 American Mathematical Society
- Journal: Math. Comp. 70 (2001), 1131-1153
- MSC (2000): Primary 65D25; Secondary 65D05
- DOI: https://doi.org/10.1090/S0025-5718-01-01307-2
- MathSciNet review: 1826578