000 00383nam a22001337a 4500
005 20250417080155.0
008 250417b |||||||| |||| 00| 0 eng d
041 _aeng
100 _aSinger Ivan
245 _aBest Approximation In Normed Linear Spaces by Elements of Linear Subspaces
_c/ by Ivan Singer
260 _aNew York
_bSpringer Verlag
_c1970
300 _a415p.
942 _cBK
999 _c36372
_d36372