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Professor Adam Letchford

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  1. Editorial activity

  2. Computational Optimization and Applications (Journal)

    Adam Letchford (Associate Editor)

    2005 → 2009

    Activity: Publication peer-review and editorial work types › Editorial activity

  3. Discrete Applied Mathematics (Journal)

    Adam Letchford (Guest editor)

    2008

    Activity: Publication peer-review and editorial work types › Editorial activity

  4. Discrete Optimization (Journal)

    Adam Letchford (Associate Editor)

    2009 → 2012

    Activity: Publication peer-review and editorial work types › Editorial activity

  5. Discrete Optimization (Journal)

    Adam Letchford (Guest editor)

    2007

    Activity: Publication peer-review and editorial work types › Editorial activity

  6. EURO Journal on Computational Optimization (Journal)

    Adam Letchford (Associate Editor)

    2012 → …

    Activity: Publication peer-review and editorial work types › Editorial activity

  7. Mathematical Programming (Journal)

    Adam Letchford (Associate Editor)

    2003 → 2012

    Activity: Publication peer-review and editorial work types › Editorial activity

  8. Mathematical Programming (Journal)

    Adam Letchford (Guest editor)

    2015

    Activity: Publication peer-review and editorial work types › Editorial activity

  9. Mathematical Programming Computation (Journal)

    Adam Letchford (Associate Editor)

    2008 → 2012

    Activity: Publication peer-review and editorial work types › Editorial activity

  10. Operations Research (Journal)

    Adam Letchford (Associate Editor)

    2012 → 2018

    Activity: Publication peer-review and editorial work types › Editorial activity

  11. Participation in conference -Mixed Audience

  12. 1st Joint IMA/ORS Conference on the Mathematics of Operational Research

    Adam Letchford (Invited speaker)

    20/04/2017

    Activity: Participating in or organising an event types › Participation in conference -Mixed Audience

  13. 1st LANCS Workshop on Discrete and Nonlinear Optimisation

    Adam Letchford (Speaker)

    02/2009

    Activity: Participating in or organising an event types › Participation in conference -Mixed Audience

  14. 2022 STOR-i Workshop on Prediction and Optimisation

    Adam Letchford (Member of programme committee)

    1/01/2022 → 17/06/2022

    Activity: Participating in or organising an event types › Participation in conference -Mixed Audience

  15. 2nd Joint IMA/ORS Conference on the Mathematics of Operational Research

    Adam Letchford (Invited speaker)

    25/04/2019

    Activity: Participating in or organising an event types › Participation in conference -Mixed Audience

  16. 2nd LANCS Workshop in Heuristic Understanding

    Adam Letchford (Speaker)

    01/2010

    Activity: Participating in or organising an event types › Participation in conference -Mixed Audience

  17. 2nd LANCS Workshop on Discrete and Nonlinear Optimisation

    Adam Letchford (Speaker)

    03/2010

    Activity: Participating in or organising an event types › Participation in conference -Mixed Audience

  18. 37th Annual Conference of the Operational Research Society (OR37)

    Adam Letchford (Speaker)

    09/1995

    Activity: Participating in or organising an event types › Participation in conference -Mixed Audience

  19. 3rd IMA/ORS Conference on the Mathematics of Operational Research

    Adam Letchford (Member of programme committee)

    20/04/2021 → 23/04/2021

    Activity: Participating in or organising an event types › Participation in conference -Mixed Audience

  20. 4th Joint IMA/ORS Conference on the Mathematics of Operational Research

    Adam Letchford (Member of programme committee)

    26/04/2023 → 28/04/2023

    Activity: Participating in or organising an event types › Participation in conference -Mixed Audience

  21. 4th Joint IMA/ORS Conference on the Mathematics of Operational Research

    Sebastian Caceres Gelvez (Speaker) & Adam Letchford (Speaker)

    26/04/2023

    Activity: Participating in or organising an event types › Participation in conference -Mixed Audience

  22. 4th Joint IMA/ORS Conference on the Mathematics of Operational Research

    Adam Letchford (Invited speaker)

    04/2023

    Activity: Participating in or organising an event types › Participation in conference -Mixed Audience

  23. 51st Annual Conference of the Operational Research Society (OR51)

    Adam Letchford (Organiser)

    2009

    Activity: Participating in or organising an event types › Participation in conference -Mixed Audience

  24. 51st Annual Conference of the Operational Research Society (OR51)

    Adam Letchford (Speaker)

    09/2009

    Activity: Participating in or organising an event types › Participation in conference -Mixed Audience

  25. 60th Annual Conference of the Operational Research Society (OR60)

    Adam Letchford (Speaker)

    09/2018

    Activity: Participating in or organising an event types › Participation in conference -Mixed Audience

  26. 61st Annual Conference of the Operational Research Society (OR61)

    Adam Letchford (Speaker)

    09/2019

    Activity: Participating in or organising an event types › Participation in conference -Mixed Audience

  27. LANCS International Workshop on Discrete and Nonlinear Optimisation

    Adam Letchford (Speaker)

    05/2013

    Activity: Participating in or organising an event types › Participation in conference -Mixed Audience

  28. LANCS Workshop on Modelling and Solving Complex Optimisation Problems

    Adam Letchford (Speaker)

    04/2011

    Activity: Participating in or organising an event types › Participation in conference -Mixed Audience

  29. Invited talk

  30. A new approach to quadratic unconstrained binary optimisation

    Adam Letchford (Speaker)

    1/02/2023

    Activity: Talk or presentation types › Invited talk

  31. A tutorial on mixed-integer non-linear programming

    Adam Letchford (Speaker)

    11/2010

    Activity: Talk or presentation types › Invited talk

  32. Algorithms for planar graphs

    Adam Letchford (Speaker)

    12/2005

    Activity: Talk or presentation types › Invited talk

  33. An introduction to approximation algorithms (and inapproximability)

    Adam Letchford (Speaker)

    24/02/2015

    Activity: Talk or presentation types › Invited talk

  34. An introduction to conic programming

    Adam Letchford (Speaker)

    08/2007

    Activity: Talk or presentation types › Invited talk

  35. An introduction to second-order cone programming

    Adam Letchford (Speaker)

    09/2010

    Activity: Talk or presentation types › Invited talk

  36. Binary positive semidefinite matrices and some related polytopes

    Adam Letchford (Visitor)

    08/2008

    Activity: Talk or presentation types › Invited talk

  37. Bit representations of mixed-integer quadratic programs

    Adam Letchford (Speaker)

    6/12/2016

    Activity: Talk or presentation types › Invited talk

  38. Convex relaxations of the stable set problem

    Adam Letchford (Speaker)

    03/2011

    Activity: Talk or presentation types › Invited talk

  39. Exploring the relationship between max-cut and stable set relaxations

    Adam Letchford (Speaker)

    09/2004

    Activity: Talk or presentation types › Invited talk

  40. Fifty years of cutting planes

    Adam Letchford (Invited speaker)

    06/2009

    Activity: Talk or presentation types › Invited talk

  41. Improving a constructive heuristic for the general routing problem

    Adam Letchford (Speaker)

    6/09/2022

    Activity: Talk or presentation types › Invited talk

  42. Insertion heuristics for a class of dynamic vehicle routing problems

    Adam Letchford (Speaker)

    30/11/2022

    Activity: Talk or presentation types › Invited talk

  43. Insertion heuristics for a class of dynamic vehicle routing problems

    Adam Letchford (Speaker)

    6/12/2022

    Activity: Talk or presentation types › Invited talk

  44. Mixed-integer non-linear programming: a survey

    Adam Letchford (Speaker)

    10/2010

    Activity: Talk or presentation types › Invited talk

  45. On non-convex quadratic programming with box constraints

    Adam Letchford (Speaker)

    04/2009

    Activity: Talk or presentation types › Invited talk

  46. On traveling salesman games

    Adam Letchford (Speaker)

    01/2003

    Activity: Talk or presentation types › Invited talk

  47. Optimisation over cones

    Adam Letchford (Speaker)

    04/2010

    Activity: Talk or presentation types › Invited talk

  48. Planar graphs and the traveling salesman problem

    Adam Letchford (Speaker)

    03/2005

    Activity: Talk or presentation types › Invited talk

  49. Primal separation algorithms

    Adam Letchford (Speaker)

    04/2001

    Activity: Talk or presentation types › Invited talk

  50. Recent progress on knapsack-based cutting planes

    Adam Letchford (Speaker)

    01/2009

    Activity: Talk or presentation types › Invited talk

  51. Reformulating mixed-integer quadratically-constrained quadratic programmes

    Adam Letchford (Speaker)

    03/2011

    Activity: Talk or presentation types › Invited talk

  52. Reformulation of 0-1 quadratically constrained quadratic programs

    Adam Letchford (Speaker)

    10/2010

    Activity: Talk or presentation types › Invited talk

  53. Second order cone programming and its applications

    Adam Letchford (Speaker)

    02/2012

    Activity: Talk or presentation types › Invited talk

  54. Semidefinite programming and combinatorial optimization

    Adam Letchford (Speaker)

    11/2006

    Activity: Talk or presentation types › Invited talk

  55. Solving discrete optimisation problems by branch-and-cut

    Adam Letchford (Speaker)

    03/2003

    Activity: Talk or presentation types › Invited talk

  56. Solving discrete optimization problems by branch-and-cut

    Adam Letchford (Speaker)

    01/2005

    Activity: Talk or presentation types › Invited talk

  57. Solving discrete optimization problems by branch-and-cut

    Adam Letchford (Speaker)

    03/2004

    Activity: Talk or presentation types › Invited talk

  58. Solving discrete optimization problems by branch-and-cut

    Adam Letchford (Speaker)

    09/2003

    Activity: Talk or presentation types › Invited talk

  59. Some unbounded convex sets arising in non-convex MIQP

    Adam Letchford (Speaker)

    12/04/2013

    Activity: Talk or presentation types › Invited talk

  60. Strengthening the reformulation-linearisation technique with cutting planes

    Adam Letchford (Speaker)

    04/2013

    Activity: Talk or presentation types › Invited talk

  61. Stronger multi-commodity flow formulations of the capacitated vehicle routing problem

    Adam Letchford (Speaker)

    21/05/2014

    Activity: Talk or presentation types › Invited talk

  62. Stronger upper bounds for the maximum stable set problem

    Adam Letchford (Speaker)

    02/2007

    Activity: Talk or presentation types › Invited talk

  63. The polyhedral approach to the TSP

    Adam Letchford (Invited speaker)

    22/09/1999

    Activity: Talk or presentation types › Invited talk

  64. The traveling salesman problem: inequalities and separation

    Adam Letchford (Speaker)

    07/2004

    Activity: Talk or presentation types › Invited talk

  65. The traveling salesman problem: inequalities and separation

    Adam Letchford (Speaker)

    04/2004

    Activity: Talk or presentation types › Invited talk

  66. The traveling salesman problem: inequalities and separation

    Adam Letchford (Speaker)

    09/2003

    Activity: Talk or presentation types › Invited talk

  67. The traveling salesman problem: inequalities and separation

    Adam Letchford (Speaker)

    12/2003

    Activity: Talk or presentation types › Invited talk

  68. The Travelling Salesman Problem

    Adam Letchford (Speaker)

    04/2010

    Activity: Talk or presentation types › Invited talk

  69. Vehicle routing games

    Adam Letchford (Speaker)

    03/2005

    Activity: Talk or presentation types › Invited talk

  70. Vehicle routing games

    Adam Letchford (Speaker)

    01/2005

    Activity: Talk or presentation types › Invited talk

  71. Visiting an external academic institution

  72. London School of Economics

    Adam Letchford (Examiner)

    06/2010 → 09/2012

    Activity: Visiting an external institution types › Visiting an external academic institution

  73. University of L'Aquila

    Adam Letchford (Visiting researcher)

    28/11/2022 → 2/12/2022

    Activity: Visiting an external institution types › Visiting an external academic institution

  74. University of Pisa

    Adam Letchford (Visiting researcher)

    03/2019

    Activity: Visiting an external institution types › Visiting an external academic institution

  75. Member of an organisation

  76. Associazione Italiana di Ricerca Operativa (External organisation)

    Adam Letchford (Member)

    2001 → 2011

    Activity: Membership types › Member of an organisation

  77. The Operational Research Society (External organisation)

    Adam Letchford (Member)

    2000 → …

    Activity: Membership types › Member of an organisation

  78. Participation in conference - Academic

  79. 10th Combinatorial Optimisation Conference (CO96)

    Adam Letchford (Speaker)

    03/1996

    Activity: Participating in or organising an event types › Participation in conference - Academic

  80. 10th International Conference on Applied Mathematical Optimization and Modelling (APMOD 2012)

    Adam Letchford (Member of programme committee)

    2012

    Activity: Participating in or organising an event types › Participation in conference - Academic

  81. 10th International Conference on Applied Mathematical Optimization and Modelling (APMOD 2012)

    Adam Letchford (Speaker)

    03/2012

    Activity: Participating in or organising an event types › Participation in conference - Academic

  82. 11th Combinatorial Optimisation Conference (CO98)

    Adam Letchford (Speaker)

    04/1998

    Activity: Participating in or organising an event types › Participation in conference - Academic

  83. 11th Conference on Integer Programming and Combinatorial Optimization (IPCO XI)

    Adam Letchford (Member of programme committee)

    2005

    Activity: Participating in or organising an event types › Participation in conference - Academic

  84. 12th Aussois Workshop on Combinatorial Optimisation

    Adam Letchford (Invited speaker)

    01/2008

    Activity: Participating in or organising an event types › Participation in conference - Academic

  85. 12th Combinatorial Optimisation Conference (CO2000)

    Adam Letchford (Speaker)

    07/2000

    Activity: Participating in or organising an event types › Participation in conference - Academic

  86. 13th Combinatorial Optimisation Conference (CO2004)

    Adam Letchford (Member of programme committee)

    2004

    Activity: Participating in or organising an event types › Participation in conference - Academic

  87. 13th Combinatorial Optimisation Conference (CO2004)

    Adam Letchford (Speaker)

    03/2004

    Activity: Participating in or organising an event types › Participation in conference - Academic

  88. 13th Conference on Integer Programming and Combinatorial Optimization (IPCO XIII)

    Adam Letchford (Speaker)

    05/2008

    Activity: Participating in or organising an event types › Participation in conference - Academic

  89. 14th Conference on Integer Programming and Combinatorial Optimization (IPCO XIV)

    Adam Letchford (Speaker)

    06/2010

    Activity: Participating in or organising an event types › Participation in conference - Academic

  90. 15th Annual Conference of the Italian Operational Research Society (AIRO)

    Adam Letchford (Speaker)

    09/2001

    Activity: Participating in or organising an event types › Participation in conference - Academic

  91. 15th Combinatorial Optimisation Conference (CO2008)

    Adam Letchford (Keynote/plenary speaker)

    03/2008

    Activity: Participating in or organising an event types › Participation in conference - Academic

  92. 16th Conference of the International Federation of Operational Research Societies (IFORS)

    Adam Letchford (Speaker)

    07/2002

    Activity: Participating in or organising an event types › Participation in conference - Academic

  93. 17th British-French-German Optimisation Conference (BFG 2015)

    Adam Letchford (Invited speaker)

    06/2015

    Activity: Participating in or organising an event types › Participation in conference - Academic

  94. 17th International Symposium on Mathematical Programming (ISMP)

    Adam Letchford (Speaker)

    08/2000

    Activity: Participating in or organising an event types › Participation in conference - Academic

  95. 18th Combinatorial Optimisation Conference (CO2012)

    Adam Letchford (Member of programme committee)

    09/2012

    Activity: Participating in or organising an event types › Participation in conference - Academic

  96. 18th International Symposium on Mathematical Programming (ISMP 2003)

    Adam Letchford (Speaker)

    08/2003

    Activity: Participating in or organising an event types › Participation in conference - Academic

  97. 1st Student Conference on Operational Research

    Adam Letchford (Keynote/plenary speaker)

    03/2009

    Activity: Participating in or organising an event types › Participation in conference - Academic

  98. 2010 Joint ECCO-CO Conference

    Adam Letchford (Member of programme committee)

    2010

    Activity: Participating in or organising an event types › Participation in conference - Academic

  99. 2010 Joint ECCO-CO Conference

    Adam Letchford (Speaker)

    05/2010

    Activity: Participating in or organising an event types › Participation in conference - Academic

  100. 2022 International Conference on Optimization and Decision Science (ODS 2022)

    Adam Letchford (Speaker)

    08/2022

    Activity: Participating in or organising an event types › Participation in conference - Academic

  101. 20th Combinatorial Optimisation Conference (CO2016)

    Adam Letchford (Member of programme committee)

    2016

    Activity: Participating in or organising an event types › Participation in conference - Academic

  102. 20th Combinatorial Optimisation Conference (CO2016)

    Adam Letchford (Keynote/plenary speaker)

    09/2016

    Activity: Participating in or organising an event types › Participation in conference - Academic

  103. 21st European Conference on Operational Research (EURO XXI)

    Adam Letchford (Speaker)

    07/2006

    Activity: Participating in or organising an event types › Participation in conference - Academic

  104. 21st International Symposium on Mathematical Programming (ISMP)

    Adam Letchford (Member of programme committee)

    2012

    Activity: Participating in or organising an event types › Participation in conference - Academic

  105. 23rd European Conference on Operational Research (EURO XXIII)

    Adam Letchford (Organiser)

    2009

    Activity: Participating in or organising an event types › Participation in conference - Academic

  106. 23rd European Conference on Operational Research (EURO XXIII)

    Adam Letchford (Invited speaker)

    07/2009

    Activity: Participating in or organising an event types › Participation in conference - Academic

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