00423 a2200157 4500020001500000082001700015100002300032245004000055260003400095300001800129650002100147650002600168650002300194650001900217700002900236 a8173197202 a005.131bCOM aThangavel, K eed. aComputing and mathematical modeling aNew DelhibNarosac2006g2006 ax,313p.c25cm aComputer science aProgramming languages aMathematical logic aSymbolic logic aBalasubramaniam, P eed.