000 00509nam a2200157Ia 4500
008 220718s1990||||xx |||||||||||||| ||und||
082 _a2.08+2.03+4.06+5.02+4.08+10.01+16.01
_bGELB
100 1 _aGelbaum, B.R & Olmsted, J.M.H
110 _aOlmsted, J.M.H
245 1 _aTheorems & counterexamples in mathematics
_cB.R. Gelbaum & J.M.H. Olmsted
260 _aNew York
_bSpringer
_c1990
300 _axxxiv
_e305
490 _aProblem books in mathematics
690 _aCounterexamples
942 _cBK
999 _c14446
_d14446