00453nam a22001217a 4500020002400000082001500024100003400039245006400073260003400137300003400171500002000205650010600225  a9781614273042 (pbk)  a517.5bKOL  aKolmogorov, A NaFomin, S. V.  aElements of the theory of functions and functional analysis  bMartino Publishingc2012aUSA  aix., 128 p.b: ill.c; 23 cm.  aIncludes index.  aFunctional analysisvLinear operator theoryvLinear functionalsvMetric spacesvSet theoryvDBSvFEAS