Li, Jianping; Ge, Yu; He, Shuai; Lichen, Junran - In: European Journal of Operational Research 232 (2014) 2, pp. 307-314
We consider a new problem of constructing some required structures in digraphs, where all arcs installed in such required structures are supposed to be cut from some pieces of a specific material of length L. Formally, we consider the model: a digraph D=(V, A; w), a structure S and a specific...