RobPratt's user avatar
RobPratt's user avatar
RobPratt's user avatar
RobPratt
  • Member for 4 years, 9 months
  • Last seen this week
  • NC, USA
20 votes
Accepted

Listing all posets on 9 points?

16 votes
Accepted

Optimal search puzzle

14 votes

Splitting the integers from $1$ to $2n$ into two sets with products as close as possible

14 votes

Packing circles with radii 1, 2, 3, ..., n in a rectangle

13 votes

How many ways can $N$ be written as a sum of terms in the form $2^i3^j$?

11 votes
Accepted

How can I simplify this sum any further?

10 votes

More precise bound for the maximin number of arrows pointing to a square when square grid is filled with arrows

10 votes

How many points should we remove so that there are no n points lying on a line?

8 votes

Size of sets with complete double

8 votes

Decomposing square of side length $n$ into $n$ squares in a certain "maximal" way

7 votes

Snake algorithm that minimizes straight lines

7 votes

What is the minimum size of a partial order containing all partial orders of size 5?

7 votes
Accepted

Connecting $2n$ points in $\mathbb R^2$ with line segments s.t. each point belongs to exactly one line segment

6 votes
Accepted

Smallest number of subsets whose squares cover the whole square

5 votes

How many players are needed so that two evenly matched teams can be picked?

5 votes

Maximally sparse integer solutions

5 votes
Accepted

Correct way to conduct equilibrium scaling of linear/integer/MIP program

4 votes
Accepted

What does the subscript 'x' of a matrix mean?

4 votes
Accepted

Checking presence of a specific term in product polynomial

4 votes
Accepted

Method for (binary) optimization under constraints

4 votes
Accepted

In search of a combinatorial proof for a multinomial sum

4 votes
Accepted

Number of sequences satisfying termination conditions

4 votes
Accepted

Fractional values in linear programming

3 votes
Accepted

Im looking for an algorithm that can solve or approximate the solution to a problem

3 votes

Optimization algorithm sought

3 votes

How hard is a linear programming with a bounded constraint?

3 votes
Accepted

Column subset selection with least angle optimization

3 votes
Accepted

Optimality gap between a joint linear program and decoupled sub programs

3 votes

High degree differences in bipartite graphs

3 votes

How quickly can this IQP or its MILP relaxation be solved

1
2 3 4 5