2
votes
3answers
222 views

Combinatorial optimization - Bijections between duplicated numbers

English is not my native language: sorry for my mistakes. Thank you in advance for your answers. Two Bijections and an Array... Here is a 2D array (in this particular example: rows: 1 to 4; ...
0
votes
0answers
80 views

Minimum cost problem

I have been given $n$ points on a $2d$ plane. In terms of their $(x,y)$ coordinates. Now suppose I have to set, say firms, at these positions and the cost for building the first one is zero. For every ...
0
votes
0answers
171 views

Its just one point… How do I find it?

Okay so here is the deal... I have a CLOSED convex polyhedron $Ax \le b$ (where $x$ is in $R^n$) and it has i vertices denoted $V_i$ such that $V_i = (x_{i1}, x_{i2}, \ldots, x_{iN})$ where $0 \le ...
3
votes
1answer
323 views

Connected graph solution from IP/LP

I have a problem on a graph (of maximum degree $c$) which looks for a connected subset of edges fulfilling some properties. I have problems formulating the connectedness condition in an IP/LP. The ...