An introduction to functional analysis / Mischa Cotlar and Roberto Cignoli. Translated by A. Torchinsky and A. González Villalobos. Cotlar, Mischa. Cignoli, Roberto, joint author. Functional analysis. QA320 .C6713 517.5 COI Revised translation from the Spanish has title: Nociones de espacios normados. Bibliography: p. [573]-576. Amsterdam, North-Holland Pub. Co.; New York, American Elsevier Pub. Co., 1974. 1974. 1974 Text xiv, 585 p. eng engspa North-Holland texts in advanced mathematics