00822nam a2200193Ia 450000500170000000800410001702000120005808200170007010000200008724500480010725000090015526000500016430000180021450502470023270000200047994200080049999900170050795201040052420241211205621.0241211s1961    xx            000 0 und d  afcnm750  a515.733I/A33  aAkhiezer N. I.  0aTheory of Linear Operators in Hilbert Space  a1ra.  aNew York :bFrederick Ungar Publishing,c1961  a147 páginas  a1.- Hilbert space. 2.- Linear functional and bounded linear operators. 3.- Projection operators and unitary operators. 4.- General concepts and propositions in the of linear operators. 5.- Epectral analysis of completely continuous operators.  a Glazman, I. M.  yLIB  c49981d49981  00104070aBE-FCNMbBE-FCNMcTPd2017-09-28eDonacionfBuenoo515.733I/A33pFCNM1169yLIBzExterno