000 00468nam a2200169Ia 4500
008 131223s9999 xx 000 0 und d
040 _aISI KOLKATA
041 _aEnglish
082 _a510
_bAm512
100 _aBall J A
245 _aFactorization and model theory for contraction operators with unitary part
260 _aN Y
_bAMS
_c1978
440 _aAmerican Mathematical Society: Memoirs; 198
650 _aMathematics
650 _aModel theory
942 _cBK
999 _c2871
_d2871