Lanczos’ generalized derivative for higher orders
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摘要
The method of differentiation by integration due to Lanczos is generalized to cover derivatives of arbitrary order. Umbral versions and further extensions are indicated.
论文关键词：Lanczos’ method,Umbral calculus,Numerical differentiation
论文评审过程：Received 15 October 2004, Available online 15 December 2004.
论文官网地址：https://doi.org/10.1016/j.cam.2004.10.016
