00642pam a2200217 a 45000010008000000030004000080050017000120080041000290100017000700200017000870400018001040500022001220820016001441000027001602450072001872500013002592600070002723000018003425040041003606500023004012452897OSt20230815123428.0890811s1989    ilu      b    000 0 eng    a   89017801   a0962311820 :  aDLCcDLCdDLC00aHG8781b.T76 198900a368/.012201 aTrowbridge, Charles L.10aFundamental concepts of actuarial science /cCharles L. Trowbridge.  aRev. ed.  a[Schaumburg, IL] :bActuarial Education and Research Fund,c1989.  aviii, 79 p. ;  aIncludes bibliographical references. 0aActuarial science.