TY - JOUR AU - P. M. Milichich TI - On the Orthogonal Projection and the Best Approximation of a Vector in a Quasi-Inner Product Space JO - Mathematica balkanica PY - 2001 SP - 297 VL - 15 IS - 3-4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MABA_2001_15_3-4_a11/ ID - MABA_2001_15_3-4_a11 ER -