01326nmm a2200349 i 4500991000564549707536070919s2005 de j eng d9783540315537b1387651x-39ule_instDip.to Matematicaeng515.353AMS 35H10AMS 35H20AMS 35P05AMS 35P15Helffer, Bernard52445Hypoelliptic estimates and spectral theory for Fokker-Planck operators and Witten Laplacians[e-book] /Bernard Helffer, Francis NierBerlin :Springer,c2005v.: digitalLecture Notes in Mathematics,0075-8434 ;1862Differential equations, partialGlobal analysisQuantum theoryStatisticsNier, Francisauthorhttp://id.loc.gov/vocabulary/relators/aut497842Springer e-bookshttp://dx.doi.org/10.1007/b104762An electronic book accessible through the World Wide Web.b1387651x03-03-2202-02-10991000564549707536Hypoelliptic estimates and spectral theory for Fokker-Planck operators and Witten Laplacians1026563UNISALENTOle01302-02-10m@ -engde 00