00318nam a22001217a 4500 9788126511914 515.7 KRE/K Erwin Kreyszig Introductory Functional Analysis with Applications Wiley India Pvt. Ltd. (Wiley Student Edition) 2007 704p. DB 0 0 0 0 IIITKL IIITKL DB 2026-08-05 0 515.7 KRE/K DB264 2026-08-05 2026-08-05 DB 2987 2987