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caduk
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PhD student in combinatorial optimization. I love graph theory.

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7
Arranging Drilled Unit Cubes into a Rectangular Prism Without Breaking the Thread
Mar 3
6
Fast algorithm to embed a triangulation into plane
May 6, 2022
4
What was the gap in Ariane Papke's proof that the minimum number of sudoku clues is 17?
Mar 29
4
How many different $2 \times 2$ Sudokus are there?
May 12, 2022
3
Is there an algorithm for this variant of the dominating set problem?
Oct 6, 2023
3
Is it possible to split 4-edge-connected graph into two non-intersecting 2-edge-connected
May 9, 2022
3
Does a maximal planar graph with number of vertices $\ge$ 6 always have a vertex of degree exactly 5?
Apr 25, 2023
3
Applications of Linear Programming to pure mathematics
Mar 16
3
Prove or reject my solution to "How quickly can you type this unary string?"
Mar 15
3
Flip directions in a graph so each node is a tail at most once
Feb 3, 2023