00394nam a2200133 a 450000500170000002000180001708200190003510000180005424500470007226000540011930000260017349000420019950000190024120251203112322.0  a9780821868829  a332.01513bWIL  aWilliams R.J.  aIntroduction to the mathematics of finance  aRhode IslandbAmerican Mathematical Societyc2006  aviii,150p.c20cm.bPB  agraduate studies in mathematics vol72  aincludes index