TY - JOUR AU - HOLUB, JAMES R. TI - ALMOST-ORTHONORMAL BASES FOR HILBERT SPACE JO - Glasgow mathematical journal PY - 2005 SP - 563 EP - 566 VL - 47 IS - 3 UR - http://geodesic.mathdoc.fr/articles/10.1017/S0017089505002788/ DO - 10.1017/S0017089505002788 ID - 10_1017_S0017089505002788 ER -