All Questions
2 questions
6
votes
1
answer
276
views
Matching on sphere to create cycle with chords
Imagine a number of chords of a sphere $S$ which nearly, but not quite, pass through
the center of $S$, in such a way that no pair of chords intersect:
I would like to ...
2
votes
1
answer
152
views
Graph immersed into the plane with segments as edges and we search for matching with no edges intersecting
There are some points in the plane and some of them are connected with segments between them. We look at this structure as a graph immersed into the plane where the points are the vertices and the ...