TY - BOOK ID - 2013586 TI - Extension of positive operators and Korovkin theorems PY - 1982 VL - 904 SN - 3540111832 0387111832 3540389695 9783540111832 PB - Berlin : Springer-Verl., DB - UniCat KW - Operator theory KW - 517.43 KW - Operators of vector calculus (symbolism of Hamilton) KW - Banach lattices. KW - Convergence. KW - Linear operators. KW - Positive operators. KW - 517.43 Operators of vector calculus (symbolism of Hamilton) KW - Espaces vectoriels ordonnes UR - https://www.unicat.be/uniCat?func=search&query=sysid:2013586 AB - ER -