On the validity of "A proof that the discrete singular convolution   (DSC)/Lagrange-distributed approximation function (LDAF) method is inferior   to high order finite differences"
  A few families of counterexamples are provided to "A proof that the discrete singular convolution (DSC)/Lagrange-distributed approximation function (LDAF) method is inferior to high order finite differences", Journal of Computational Physics, 214, 538-549 (2006). 
G.W. Wei and Shan Zhao