26

Answers
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3
When does the rigidity matrix of a graph have full row rank?
2
Constraint optimization problem for any dimensionality $n>1$.
1
Strong notions of general position
2
Packing and isoperimetrics
2
Intersecting hyperplanes.
2
packing disks tightly in the plane
3
A “known” tangent half-angle formula?
2
Convex curves with many inscribed triangles maximizing perimeter
5
Important open problems that have already been reduced to a finite but infeasible amount of computation
1
An exact counting solution for the number of points within a circle of radius $r$ centered on a lattice point in a $A_2$ hexagonal lattice
9
A function that is defined everywhere but has unknown values
4
Building a Physical Model to Solve Sudoku
4
How to find the minimum number of hyperplanes to define a convex hull
1
Inequality of arithmetic and geometric means for the lattice polytopes?
5
What recent discoveries have amateur mathematicians made?
17
Covering a Cube with a Square
8
Examples of conjectures that were widely believed to be true but later proved false
7
Tangled Knot Function
2
Metric on the set of Polyhedral Decompositions of a Compact Metric Space
1
German mathematical terms like “Nullstellensatz”
12
General Isoperimetric Inequality via Representation Theory of SO(n)
26
Bodies of constant width?
2
Why is this graph not generically globally rigid?
6
Closest 3D rotation matrix in the Frobenius norm sense
2
Is there a general method of determining the line of best fit for any given set of data?
3
Naive tomography question