4

Analysis of upper bounds for the Pallet Loading Problem

Adam N. Letchford, André Amaral
Journal:
European Journal of Operational Research
Année:
2001
Langue:
english
Fichier:
PDF, 115 KB
english, 2001
5

Non-convex mixed-integer nonlinear programming: A survey

Samuel Burer, Adam N. Letchford
Journal:
Surveys in Operations Research and Management Science
Année:
2012
Langue:
english
Fichier:
PDF, 340 KB
english, 2012
6

The Steiner travelling salesman problem with correlated costs

Letchford, Adam N., Nasiri, Saeideh D.
Journal:
European Journal of Operational Research
Année:
2015
Langue:
english
Fichier:
PDF, 512 KB
english, 2015
8

A fast algorithm for minimum weight odd circuits and cuts in planar graphs

Adam N. Letchford, Nicholas A. Pearson
Journal:
Operations Research Letters
Année:
2005
Langue:
english
Fichier:
PDF, 157 KB
english, 2005
9

Good triangulations yield good tours

Adam N. Letchford, Nicholas A. Pearson
Journal:
Computers & Operations Research
Année:
2008
Langue:
english
Fichier:
PDF, 191 KB
english, 2008
11

Book review

Adam N. Letchford
Journal:
Operations Research Letters
Année:
2004
Langue:
english
Fichier:
PDF, 52 KB
english, 2004
12

Small bipartite subgraph polytopes

Laura Galli, Adam N. Letchford
Journal:
Operations Research Letters
Année:
2010
Langue:
english
Fichier:
PDF, 272 KB
english, 2010
13

Strengthening Chvátal–Gomory cuts and Gomory fractional cuts

Adam N. Letchford, Andrea Lodi
Journal:
Operations Research Letters
Année:
2002
Langue:
english
Fichier:
PDF, 134 KB
english, 2002
14

On the separation of split cuts and related inequalities

Alberto Caprara, Adam N. Letchford
Journal:
Mathematical Programming
Année:
2003
Langue:
english
Fichier:
PDF, 135 KB
english, 2003
15

Totally tight Chvátal–Gomory cuts

Adam N Letchford
Journal:
Operations Research Letters
Année:
2002
Langue:
english
Fichier:
PDF, 85 KB
english, 2002
16

Gap inequalities for non-convex mixed-integer quadratic programs

Laura Galli, Konstantinos Kaparis, Adam N. Letchford
Journal:
Operations Research Letters
Année:
2011
Langue:
english
Fichier:
PDF, 220 KB
english, 2011
17

On the membership problem for the -closure

Adam N. Letchford, Sebastian Pokutta, Andreas S. Schulz
Journal:
Operations Research Letters
Année:
2011
Langue:
english
Fichier:
PDF, 229 KB
english, 2011
18

Complexity results for the gap inequalities for the max-cut problem

Laura Galli, Konstantinos Kaparis, Adam N. Letchford
Journal:
Operations Research Letters
Année:
2012
Langue:
english
Fichier:
PDF, 240 KB
english, 2012
19

Odd Minimum Cut Sets and b -Matchings Revisited

Letchford, Adam N., Reinelt, Gerhard, Theis, Dirk Oliver
Journal:
SIAM Journal on Discrete Mathematics
Année:
2008
Langue:
english
Fichier:
PDF, 151 KB
english, 2008
21

Iterated Chvátal--Gomory Cuts and the Geometry of Numbers

Aliev, Iskander, Letchford, Adam
Journal:
SIAM Journal on Optimization
Année:
2014
Langue:
english
Fichier:
PDF, 349 KB
english, 2014
22

On Nonconvex Quadratic Programming with Box Constraints

Burer, Samuel, Letchford, Adam N.
Journal:
SIAM Journal on Optimization
Année:
2009
Langue:
english
Fichier:
PDF, 254 KB
english, 2009
25

On the Lovász theta function and some variants

Galli, Laura, Letchford, Adam N.
Journal:
Discrete Optimization
Année:
2017
Langue:
english
Fichier:
PDF, 800 KB
english, 2017
28

A note on the 2-circulant inequalities for the max-cut problem

Kaparis, Konstantinos, Letchford, Adam N.
Journal:
Operations Research Letters
Année:
2018
Langue:
english
Fichier:
PDF, 351 KB
english, 2018
29

A binarisation heuristic for non-convex quadratic programming with box constraints

Galli, Laura, Letchford, Adam N.
Journal:
Operations Research Letters
Année:
2018
Langue:
english
Fichier:
PDF, 380 KB
english, 2018
30

Facets from gadgets

Letchford, Adam N., Vu, Anh N.
Journal:
Mathematical Programming
Année:
2019
Langue:
english
Fichier:
PDF, 399 KB
english, 2019
34

Generalized network design polyhedra

Corinne Feremans, Martine Labbé, Adam N. Letchford, Juan-José Salazar-González
Journal:
Networks
Année:
2011
Langue:
english
Fichier:
PDF, 207 KB
english, 2011
36

Exploiting sparsity in pricing routines for the capacitated arc routing problem

Adam N. Letchford, Amar Oukil
Journal:
Computers & Operations Research
Année:
2009
Langue:
english
Fichier:
PDF, 372 KB
english, 2009
37

Mixed integer programming

Jon Lee, Adam N. Letchford
Journal:
Discrete Optimization
Année:
2007
Langue:
english
Fichier:
PDF, 92 KB
english, 2007
41

A cutting plane algorithm for the General Routing Problem

Angel Corberáan, Adam N. Letchford, José María Sanchis
Journal:
Mathematical Programming
Année:
2001
Langue:
english
Fichier:
PDF, 233 KB
english, 2001
42

Primal cutting plane algorithms revisited

Adam N. Letchford, Andrea Lodi
Journal:
Mathematical Methods of Operations Research
Année:
2002
Langue:
english
Fichier:
PDF, 125 KB
english, 2002
43

Multistars, partial multistars and the capacitated vehicle routing problem

Adam N. Letchford, Richard W. Eglese, Jens Lysgaard
Journal:
Mathematical Programming
Année:
2002
Langue:
english
Fichier:
PDF, 142 KB
english, 2002
44

Binary clutter inequalities for integer programs

Adam N. Letchford
Journal:
Mathematical Programming
Année:
2003
Langue:
english
Fichier:
PDF, 213 KB
english, 2003
45

Exploring the Relationship Between Max-Cut and Stable Set Relaxations

Monia Giandomenico, Adam N. Letchford
Journal:
Mathematical Programming
Année:
2006
Langue:
english
Fichier:
PDF, 194 KB
english, 2006
46

Projection results for vehicle routing

Adam N. Letchford, Juan-José Salazar-González
Journal:
Mathematical Programming
Année:
2006
Langue:
english
Fichier:
PDF, 222 KB
english, 2006
48

Separation algorithms for 0-1 knapsack polytopes

Konstantinos Kaparis, Adam N. Letchford
Journal:
Mathematical Programming
Année:
2010
Langue:
english
Fichier:
PDF, 251 KB
english, 2010
49

New techniques for cost sharing in combinatorial optimization games

Alberto Caprara, Adam N. Letchford
Journal:
Mathematical Programming
Année:
2010
Langue:
english
Fichier:
PDF, 272 KB
english, 2010
50

Binary positive semidefinite matrices and associated integer polytopes

Adam N. Letchford, Michael M. Sørensen
Journal:
Mathematical Programming
Année:
2012
Langue:
english
Fichier:
PDF, 376 KB
english, 2012