00326nam a2200133Ia 4500020001500000082001900015100001800034245002500052260006400077300002100141490002000162500000500182700000500187  a0883855305  a519.3bM847.MC  aMorgan, Frank  aThe math chat bookb  aWashington, D.C.bMathematical Association of Americac2000  axiv, 113p. Index  aSpectrum series  a  a