Feller, William The general diffusion operator and positivity preserving semigroups in one dimension. (English) Zbl 0057.09805 Ann. Math. (2) 60, 417-436 (1954). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 37 Documents Keywords:Functional analysis PDF BibTeX XML Cite \textit{W. Feller}, Ann. Math. (2) 60, 417--436 (1954; Zbl 0057.09805) Full Text: DOI