Open AccessON THE BASIC APPROXIMATION THEOREM FOR SEMIGROUPS OF LINEAR OPERATORS
Author(s) -
Ciprian Foiaş,
Gh. Gussi,
Valentin Poénaru
Publication year - 1957
Publication title -
proceedings of the national academy of sciences of the united states of america
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 5.011
H-Index - 771
eISSN - 1091-6490
pISSN - 0027-8424
DOI - 10.1073/pnas.43.7.616
Subject(s) - adaptive evolution , context (archaeology) , gene , expression (computer science) , gene expression , biology , genetics , regulation of gene expression , variation (astronomy) , genetic variation , evolutionary biology , computational biology , computer science , physics , paleontology , astrophysics , programming language