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Blogs about: Integer Programming

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Knapsack formulations

randomprojection wrote 2 months ago: Knapsack Integer programming is all about formulations. Preferably tight formulations. I will show y … more →

Tags: combinatorial optimization, Operations Research, knapsack formulations, lp relaxations, Or

Choosing Summer Camps for Your Kids4 comments

orbythebeach wrote 6 months ago: Today I’m going to write about a decision that’s made by many American families each yea … more →

Tags: Modeling, applications, Mathematical Programming, Motivation, Promoting OR, INFORMS Monthly Blog Challenge, Summer Camp, Teaching, Fun

Does IBM care for CPLEX at all?4 comments

Sebastian wrote 1 year ago: I just got an email from IBM asking me to participate in the Academic Initiative Survey. I participa … more →

Tags: what else is out there, Things that make me think, CPLEX, IBM, Operations Research, Math

Political Districting and OR9 comments

orbythebeach wrote 1 year ago: When I think about how Operations Research can contribute to the world of politics, one of the first … more →

Tags: Modeling, applications, Motivation, Promoting OR, INFORMS Monthly Blog Challenge, Politics, modeling, Politics 2, districting

The Joy of Baking (Optimally)11 comments

orbythebeach wrote 1 year ago: ‘Tis the season of baking all kinds of things: cookies, cakes, breads, brownies, pies, and my … more →

Tags: People, Modeling, applications, constraint programming, CuSPLIB, Food, INFORMS Monthly Blog Challenge, Holidays, MACHINE

Stating P=NP Without Turing Machines51 comments

rjlipton wrote 1 year ago: A statement of P=NP that uses only linear equations and their generalizations George Dantzig is famo … more →

Tags: People, PnP, History, Problems, Algorithms, Linear Programming

Integer Programming

Abbas wrote 2 years ago: I really don’t like Integer Programming. But I think having the course has had benefits for me … more →

Tags: Story, latex, Courses

Using Airline Miles to Buy Magazines: a Hidden Deeper Lesson4 comments

orbythebeach wrote 2 years ago: Last month, I received a letter from American Airlines’ Rewards Processing Center saying that … more →

Tags: Modeling, applications, knapsack, modeling, integer programming, Airline, Miles, Magazine, knapsack

Let's Join O.R. Forces to Crack the 17x17 Challenge6 comments

orbythebeach wrote 2 years ago: I recently came across this post by bit-player, which refers to this post by William Gasarch, on a v … more →

Tags: Modeling, constraint programming, Challenge, modeling, integer programming, challenge 2, constraint programming

Pembuatan aplikasi optimasi keuntungan dengan integer programming metode branch and bound pada Perusahaan Laksana

scientificarchive wrote 2 years ago: Author : IRSAN, LEO; Perkembangan teknologi memacu pelaku industri untuk lebih efisien dalam banyak … more →

Tags: Optimization System, Branch, bound

Facebook's Farmville: What's the Fastest Way to Get Rich?12 comments

orbythebeach wrote 2 years ago: One can’t help but notice that a lot of people have been playing Farmville on Facebook lately. … more →

Tags: Teaching, Modeling, applications, facebook, farmville, exam-fun, Teaching, Fun, modeling

Introducing CuSPLIB2 comments

orbythebeach wrote 2 years ago: A couple of colleagues and I are doing research on single-machine cumulative scheduling problems (Cu … more →

Tags: Modeling, Research, constraint programming, CuSPLIB, MACHINE, Job, Scheduling, Benchmark, cusplib

scl, sails and surgery1 comment

Danny Calegari wrote 2 years ago: I have just uploaded a paper to the arXiv, entitled “Scl, sails and surgery”. The paper … more →

Tags: groups, convex geometry, Free groups, stable commutator length, scl, Surgery, Sails, continued fractions, bounded cohomology

Modeling Logical Conditions1 comment

orbythebeach wrote 3 years ago: Binary variables are extensively used in integer programming (IP) models to represent yes/no decisio … more →

Tags: Teaching, Modeling, Teaching, modeling, logic


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