Journal of Classical Analysis · Volume 1, Issue 1 Approximation by means of hexagonal Fourier series in Hölder norms 01-06 Pages 43-52 DOI 10.7153/jca-01-06 Downloads Short PDF Full PDF PNG Authors Ali Guven Keywords multiplier transformation operator Cesàro means Abel-Poisson means Hölder class Subject classes 41A25 42A10 42B08