000 00433nam a2200169Ia 4500
082 _a515.73
_bSi617.TB
100 _aSinger, Ivan
245 _aThe theory of best approximation and functional analysis
_b
260 _aPennsylvania
_bSIAM
_c1974
300 _avii, 95p.
490 _aRegional conference series in Applied Mathematics
_v 13
500 _a
690 _a
700 _a
964 _a
_b
_c
_d
_e
_f
_g
921 _a11334
999 _c11334
_d11334