Title of article :
Inapproximability and a polynomially solvable special case of a network improvement problem
Author/Authors :
J. Z. Zhang، نويسنده , , X. G. Yang، نويسنده , , M. C. Cai، نويسنده ,
Issue Information :
روزنامه با شماره پیاپی سال 2004
Keywords :
Network flows , MAXIMUM 3-SATISFIABILITY , Shortest path , Inapproximability
Journal title :
European Journal of Operational Research
Journal title :
European Journal of Operational Research