00622nam a2200205 a 450000500170000002000180001708200130003510000230004824500480007126000330011930000270015249000330017969000260021269000330023870000230027196400160029499700190031099900190032995200680034820251203111621.0  a9788184895438  a510bGEL  aGelbaum, Bernard R  aTheorems and counterexamples in Mathematics  aUSAbSpringerc1990 - R 2010  axxxiv,305p.c22cm.bPB  aProblem books in Mathematics  aTheorems-Mathematices  aCounterexamples-Mathematices  aOlmsted, John M.H,  bcdefg_  a162722 LIBSC C  c132306d132306  00104070aPUbPUd2010-07-20g3623.00l0o510 GELp162722yBK