01058nam a22002775i 4500991002200949707536cr nn 008mamaa121227s1982 gw | s |||| 0|eng d9783540389699b14136958-39ule_instBibl. Dip.le Aggr. Matematica e Fisica - Sez. Matematicaeng51523Donner, Klaus54950Extension of positive operators and korovkin theorems[e-book] /by Klaus DonnerBerlin :Springer,19821 online resource (xiv, 186 p.)Lecture Notes in Mathematics,0075-8434 ;904MathematicsGlobal analysis (Mathematics)Springer eBookshttp://dx.doi.org/10.1007/BFb0094133An electronic book accessible through the World Wide Web.b1413695803-03-2205-09-13991002200949707536Extension of positive operators and Korovkin theorems80999UNISALENTOle01305-09-13m@ -enggw 00