Covers metric, topological, normed, and Hilbert spaces; bounded linear operators; Hamel, Schauder, and Hilbert bases. Theorems include Banach fixed point, Baire's category, Banach-Steinhaus, open mapping, Weierstrass approximation, Stone-Weierstrass, Baire-Osgood, Muntz. Appendix gives background on set theory and linear algebra. Index and appoximately 120 pages of solutions to odd-numbered exercises