EntityQ2858951· pop 5· linked from 7 articlessigma approximationSign in to savemethod of adjusting a Fourier summation to greatly reduce the Gibbs phenomenon, which would otherwise occur at discontinuities.ConnectionsmathematicsEntitymathematical analysisEntitydigital object identifierEntityInternational Standard Serial NumberEntityQ180686EntityFourier seriesEntityFourier transformEntitysinc functionEntitydiscontinuityEntityGibbs phenomenonEntitywindow functionEntityLanczos resamplingEntityCategoriesFourier seriesNumerical analysis