00309nam a2200097   4500082001300000100001700013245002500030260004700055300001200102856009700114  a511.1LYE  aIyengar, N.   aDiscrete Mathematics  aNew Delhi:bVikas Publishing House,c2004.  a376p. ;  uhttp://books.google.com.pk/books/about/Discrete_Mathematics.html?id=XTSmcBYz0SYC&redir_esc=y