×
login
about
faq
questions
tags
users
badges
unanswered
ask a question
questions
tags
users
Unanswered Questions
active
newest
hottest
most voted
0
votes
1
answer
25
views
Graphical solution for 3 var LPP
4 mins ago
Marco Luebbecke
1.4k
linear-programming
3
votes
2
answers
142
views
What is a good time/day to update OR Exchange?
16 hours ago
Rose_F
51
or-exchange
0
votes
1
answer
139
views
Vogel's Approximation Method
yesterday
Gen
5
transportation
2
votes
5
answers
116
views
Factors affecting number of simplex iterations
yesterday
Sid
451
linear-programming
simplex
0
votes
0
answers
91
views
Applied OR, MOP
yesterday
Michael Trick ♦♦
3.1k
mopapplicationor
6
votes
4
answers
417
views
How much should an OR expert charge per hour for consulting work?
2 days ago
Tallys Yunes ♦
1.8k
consulting
hourly-rate
1
vote
2
answers
215
views
do you know solvers who use a combination of solver and metaheuristic?
2 days ago
Thiago Serra
602
solvers
8
votes
0
answers
167
views
SURPRISE!!! Paul Rubin's retirement party blog
2 days ago
Bo Jensen ♦
3.3k
or-blogs
paulsretirement
1
vote
2
answers
100
views
framework where problem is teached not implemented
2 days ago
Ehsan ♦
1.4k
framework
metaheuristic
solver
0
votes
1
answer
148
views
Stochastic / Inventory Model / GAMS
May 16 at 04:47
fbahr ♦
1.6k
stochastic
gams
inventory
1
vote
3
answers
152
views
Are there any good books/papers which explain the inner workings of the barrier algorithms?
May 15 at 14:31
Venky
699
books
reference
barrier
1
vote
1
answer
175
views
Load Balancing between Bins (heuristic or approximation algorithm)?
May 15 at 03:39
Geoffrey De Smet ♦
1.4k
load-balancing
job-shop-problem
jsp
combinatorial-optimization
knapsack
0
votes
1
answer
260
views
linear programming on nonlinear function
May 14 at 21:33
Gilead ♦
1.2k
linear-programming
nonlinear-optimization
4
votes
1
answer
337
views
What would you like to have in a Stochastic Algorithms Optimization Toolbox?
May 14 at 04:45
Geoffrey De Smet ♦
1.4k
algorithms
optimization-software
stochastic-optimization
1
vote
2
answers
203
views
Linearization of a penalty type function with absolute values in objective function
May 11 at 07:22
Steve Mack
31
linearization
5
votes
3
answers
432
views
Is lock contention the problem with OR Exchange's speed?
May 10 at 15:27
Rose_F
51
performance
meta
or-exchange
0
votes
1
answer
190
views
Anyone would like to try my free discrete event simulation Excel addin?
May 03 at 18:53
omezquita
11
excel
discrete-event-simulation
0
votes
2
answers
256
views
Pricing strategies for optimization software
May 02 at 13:17
Thiago Serra
602
optimization-software
optimization
business
5
votes
2
answers
356
views
Best practices for benchmarking an optimization algorithm
May 02 at 01:28
Ehsan ♦
1.4k
benchmark
0
votes
0
answers
161
views
Formulating a move schedule in Excel
May 01 at 07:26
Marco Luebbecke
1.4k
opensolver
excel
0
votes
2
answers
272
views
How to linearise a non-linear constraint?
Apr 28 at 11:09
Ehsan ♦
1.4k
linear-programming
linearizing
linearising
1
vote
4
answers
468
views
Is it a knapsack problem?
Apr 26 at 17:20
Paul Rubin ♦
6.2k
knapsack
0
votes
0
answers
136
views
new free GDP solver
Apr 24 at 09:18
Dmitrey
223
optimization
2
votes
1
answer
171
views
Tricks for diagnosing infeasible eqality constraints in matrix form?
Apr 20 at 23:34
Ehsan ♦
1.4k
feasibility
equality
constraints
3
votes
4
answers
252
views
OR Applications in E-Commerce
Apr 20 at 08:45
larrydag 1 ♦
2.9k
applications
web-based
0
votes
0
answers
503
views
Any current/past student of MORMSC(Masters in OR and Mgmt Science) at the University of melbourne here?
Apr 18 at 06:13
papakhan
1
melbourne
mormsc
education
graduateschool
0
votes
0
answers
218
views
Programming for an uncertain envirnoment
Apr 13 at 06:18
fbahr ♦
1.6k
supplier
probability-models
selection
newsvendor
uncertainity
2
votes
0
answers
164
views
Potential Reduction and Primal Path following method
Apr 13 at 01:40
Sid
451
linear-programming
interior-point-methods
1
vote
1
answer
218
views
CPLEX QP - optimal solution but no basis
Apr 08 at 22:27
Matthew Saltzman ♦
2.4k
qp
quadratic
cplex
basis
5
votes
3
answers
996
views
Blogs on OR/Math software development
Apr 08 at 21:00
Nathan Brixius
101
blogs
or-community
community-wiki
software
423
open questions without an accepted answer
1418
answers
Most
recently updated
questions
OR-Exchange is sponsored by
INFORMS
.
Tags
optimization
× 75
linear-programming
× 38
software
× 36
or-community
× 34
education
× 29
graduateschool
× 28
solvers
× 25
cplex
× 24
applications
× 21
nonlinear-optimization
× 17
algorithms
× 15
books
× 15
meta
× 13
qp
× 11
optimization-software
× 10
stochastic-optimization
× 10
simplex
× 9
combinatorial-optimization
× 7
community-wiki
× 7
probability-models
× 7
gams
× 6
linearization
× 6
or-exchange
× 5
consulting
× 4
transportation
× 4
excel
× 3
framework
× 3
inventory
× 3
knapsack
× 3
benchmark
× 2
blogs
× 2
interior-point-methods
× 2
quadratic
× 2
web-based
× 2
barrier
× 1
basis
× 1
business
× 1
constraints
× 1
discrete-event-simulation
× 1
equality
× 1
feasibility
× 1
hourly-rate
× 1
job-shop-problem
× 1
jsp
× 1
linearising
× 1
linearizing
× 1
load-balancing
× 1
melbourne
× 1
metaheuristic
× 1
mopapplicationor
× 1
mormsc
× 1
newsvendor
× 1
opensolver
× 1
or-blogs
× 1
paulsretirement
× 1
performance
× 1
reference
× 1
selection
× 1
solver
× 1
stochastic
× 1
supplier
× 1
uncertainity
× 1
1
2
3
4
5
...
15
next page »
posts per page
15
30
50
OR-Exchange! Your site for questions, answers, and announcements about operations research.