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Paradox
  • Member for 8 years, 1 month
  • Last seen more than 2 years ago
  • USA
4 votes
1 answer
507 views

How to prove that inverse matrix is element-wise greater than the other

3 votes
0 answers
65 views

An inequality relation of convex decreasing function

3 votes
1 answer
69 views

Assign two colors to nodes in a graph with constraint

2 votes
1 answer
360 views

What's the complexity of expanding a general polynomial?

2 votes
2 answers
1k views

How to verify whether a solution to an optimization problem is correct.

1 vote
3 answers
2k views

software to solve system of nonlinear equations

1 vote
0 answers
160 views

How to decide whether this objective function (with integer variables) is convex or not?

1 vote
2 answers
60 views

$2$-variable integer program with equality constraint

0 votes
0 answers
82 views

How can I verify the result of modular exponentiation

0 votes
1 answer
52 views

What's the condition for (x+kp) and pq being coprime?

0 votes
2 answers
101 views

Is is possible to transform the conjunction of inequalities into one single equation?

0 votes
1 answer
57 views

how to prove that a system of equations always have a solution?

0 votes
1 answer
22 views

Find a sub-graph where each node in the sub-graph has minimum degree d.

0 votes
0 answers
178 views

Optimize the product of three binary variables: convex relaxation and integer solutions

0 votes
1 answer
472 views

What are the proper ways to measure the distance between two adjacency matrices of two graphs

0 votes
1 answer
57 views

Find a partition of nodes into two sets $V_1$ and $V_2$ such that these two sets cover most edges