TECH-MUSINGS
Thoughts On Algorithms, Geometry etc...
Sunday, September 22, 2024
Marking out Geodesically convex regions on surfaces of polyhedrons
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We refer to any subset S of the surface of any convex solid C as being geodesically convex if for any two points on S, the shortest line on...
Monday, August 19, 2024
To rig coins and cubes
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Sometime back, I put up a couple of questions at mathoverflow and they got deleted. I believe the questions deserve to survive. 1. Given a...
Monday, June 10, 2024
An addition to a mathoverflow post
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We add to - generalize - this post at mathoverflow and add a couple of questions. The mathoverflow post is on central symmetry. We here tal...
Monday, April 22, 2024
Non-congruent Tilings - 21
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Although plenty has been written on this thread, a pretty obvious question seems to have escaped one's attention (at least, looking thro...
Saturday, December 16, 2023
Non-congruent tilings- 20: Rational triangles
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The previous episode of this lengthy series is here . Ref: this mathoverflow discussion . Broad Question: to tile the plane into ration...
Wednesday, December 06, 2023
A locus problem
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This wasn't received well at Mathoverflow. So here goes: ----------- Given a line segment AB, the locus of points P such that the angl...
Tuesday, October 03, 2023
More on packing and covering with circles
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Reference: Erich's packing center . We continue from these mathoverflow pages:(1) https://mathoverflow.net/questions/455365/bounds-for-...
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