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A new extrapolation method for weak approximation schemes with applicationsOshima, Kojiro ; Teichmann, Josef ; Velušček, DejanFujiwarovo metodo lahko interpretiramo kot ekstrapolacijsko metodo 6. reda Ninomiya-Victoir šibke aproksimacijske sheme za numerično aproksimacijo rešitve stohastične diferencialne enačbe. Članek ... predstavi razširitev Fujiwarove metode, ki doseže poljubno visok numerični red konvergence in ki se sklada z originalno Fujiwarovo metodo pri redu 6. Na predstavljeno razširitev lahko gledamo kot na varianto Richardsonove ekstrapolacije, ki nam z malo ekstrapolacijskimi koraki omogoči doseganje visokih numeričnih redov. Najpomembnejši del našega prispevka je, da za doseganje numeričnega reda ▫$2m$▫ potrebujemo le ▫$m$▫ ekstapolacijskih korakov, kar je le polovica korakov, potrebnih pri klasičnih pristopih.Source: Annals of applied probability. - ISSN 1050-5164 (Vol. 22, no. 3, 2012, str. 1008-1045)Type of material - article, component partPublish date - 2012Language - englishCOBISS.SI-ID - 16384857
Author
Oshima, Kojiro |
Teichmann, Josef |
Velušček, Dejan
Topics
šibke aproksimacijske sheme |
numerične metode višjega reda |
kubature |
ekstrapolacija |
Ninomiya-Victoir shema |
Fujiwarova ekstrapolacijska metoda |
Richardsonova ekstrapolacija |
weak approximation schemes |
Ninomiya-Victoir schemes |
cubature methods |
extrapolation |
Ninomiya-Victoir scheme |
Fujiwara extrapolation method |
Richardson extrapolation
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Oshima, Kojiro | ![]() |
Teichmann, Josef | ![]() |
Velušček, Dejan | 23962 |
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