00463nam a2200145Ia 4500003000400000020001800004082001500022100001800037245006000055250001200115260006400127300001000191650001700201653009900218SGT  a9780070660489  a511.3bMAR  aMartin,John c  aIntroduction to languages and the theory of computation  a3rd Ed.  bTata McGraw Hill Education Private LimitedaNew Delhic2011  a543p.  aMATHEMATICS   aBASIC MATHEMATICAL OBJECT,REGULAR EXPRESSIONS AND FINITE AUTOMATA, NON DETERMINISM AND KLEENE