简介:Inthispaper,weconsiderageneralformoftheincrementsforatwo-parameterWienerprocess.BoththeCsorgo-Revesz'sincrementsandaclassofthelagincrementsarethespecialcasesofthisgeneralformofincrements.OurresultsimplythetheoremthathavebeengivenbyCsorgoandRevesz(1978),andsomeoftheirconditionsareremoved.