All Questions
3 questions
6
votes
2
answers
400
views
Geometric dominating set: NP-complete?
Let $G=(V,E)$ be a geometric graph, a graph embedded in the plane whose edge lengths are
the Euclidean distance between its endpoint vertices.
Say that a set of vertices $D \subseteq V$ is a geometric ...
5
votes
1
answer
245
views
What is Known About the Complexity of Calculating Minimal Surface Polyhedra?
I am currently ruminating about ways of generalizing Minimum Spanning Trees to Minimum Spanning "Hypertrees", where the cost is associated with simplex volumes and, where certain topological ...
12
votes
2
answers
2k
views
Fold-and-cut problem in three dimensions
The fold-and-cut theory states that "Any shape with straight sides can be cut from a single (idealized) sheet of paper by folding it flat and making a single straight complete cut. Such shapes include ...