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Operations Research
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RobPratt
  • Member for 5 years, 3 months
  • Last seen this week
  • NC, USA
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About
  • Senior R&D Manager, SAS Institute Inc.
  • Ph.D. in Operations Research, The University of North Carolina at Chapel Hill
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View all questions and answers
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25
How to linearize the product of two binary variables?
Jun 14, 2019
answer
21
How to linearize membership in a finite set
Jul 9, 2021
answer
19
Can the (famous) "Problem of Apollonius" be Considered as a "Constraint Optimization" Problem?
Feb 10, 2022
answer
18
TSP with revenue maximization
Nov 14, 2019
answer
17
Is there a Linear Programming Library that natively supports fractions instead of floating point arithmetic?
Nov 8, 2020
answer
16
Expressing a chain of boolean ORs using ILP
Aug 16, 2019
answer
15
How can we write a binary variable as a power to a constant number?
May 15, 2022
answer
14
Why do I get a binary solution even when I solve an LP problem with continuous variables?
May 27
answer
14
Bin Packing with Relational Penalization
Jun 26, 2019
answer
13
Why isn't $x_2+x_3+x_4\le 2$ a cutting plane?
Jan 1, 2020
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56
What is the optimal number of dice to roll a Yahtzee in one roll?
42
What is the closed form of the $f$ with $f(1)=1$, $f(2)=7$ and $f(n)=7f(n-1)-12f(n-2)$ ($n\ge 3$)?
40
Fitting the 9th piece into the pizza box
30
Checkmate 30 kings with rooks
26
Which heptomino is it obvious can't tile the plane?