1.
Spectral Theory of Linear Operators and Related Topics
by Helson, Henry, Sz-Nagy, Bel...
ISBN: 9780817616427
List Price: $83.00
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Special Classes of Linear Operators and Other Topics - Grigore Arsene - Hardcover
by Arsene, Grigore, Vasilescu,...
ISBN: 9780817619701
List Price: $189.00
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Operator Extensions, Interpolation of Functions and Related Topics
by Gheondea, A., Timotin, D., ...
ISBN: 9783034885768
List Price: $24.99