It is imposed on a set of discrete variables requiring that they receive pairwise distinct values. This construct, initially studied in the field of Artificial ...

Sep 21, 2013 · ABSTRACT. One of the most important logic constraints is the constraint of difference. It is imposed on a set of discrete variables re-.

It is imposed on a set of discrete variables requiring that they receive pairwise distinct values. This construct, initially studied in the field of Artificial ...

Feb 25, 2010 · The tight constraints at this vertex have normal vectors (2,1) and (1,2) (these are rows of. A). Therefore, in order for the dual yA = c to have ...

Missing: difference | Show results with:difference

Oct 6, 2009 · In this lecture, we give a new proof of the relationship between total dual integrality and integral- ity of polytopes, using Kronecker's ...

theory by replacing them by the difference of two nonnegative variables. This operation, however, cannot be used on totally dual integral systems, e.g. the ...

Our proofs rely heavily on a special type of total unimodularity enjoyed by the constraint matrices of (PP) and (UP). 6. Page 7. Given a (0, ±1) matrix A of ...

In this lecture, we will focus on Total Dual Integrality (TDI) and its application on deriving a complete description of the matching polytope in terms of ...

Missing: constraint difference