00416nam a2200121Ia 4500020001800000082001400018100001300032245003700045250001200082260004500094300000900139650014600148  a9780071005449  a511 LIU/E  aLiu, C L 0aElements of discrete mathematics  a2ND ED.  bMcgraw Hill Book CompanyaNew Yorkc1985  a433p  a Analysis of Algorithms | Computability and Formal Languages | Discrete Mathematics | Discrete Numerical Functions | Graphs and Planar Graphs