DFT-Commuting Matrix With Arbitrary or Infinite Order Second Derivative Approximation

Soo-Chang Pei, Wen-Liang Hsue, Jian-Jiun Ding. DFT-Commuting Matrix With Arbitrary or Infinite Order Second Derivative Approximation. IEEE Transactions on Signal Processing, 57(1):390-394, 2009. [doi]

Abstract

Abstract is missing.