TY - BOOK AU - Chacon Gerardo AU - Rafeiro Humberto AU - Vallejo Juan Camilo TI - Functional analysis: A terse introduction SN - 9783110441918 (pbk) U1 - B43, Q7 PY - 2017/// CY - Berlin PB - Walter De Gruyter KW - Closed graph theorem KW - Fixed point theorem KW - Fourier series KW - Linear operators KW - Hilbert spaces N1 - Bibliography 223-224p.; Inde 225-227p ER -