14

Answers

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6

The Cayley Menger Theorem and integer matrices with row sum 2

3

All possible linear combinations of positive half-integers with coefficients +/- 1

1

Brute force lattice problems

7

Algorithm to solve Sokoban-like game on graphs - move chips from one set of vertices to another (2)

3

Characterizing Convex Configurations of Quadrupels of Coplanar Points via Linear (In-)equalities between Distance Sums or Differences (2)

2

Minimal graphs with a prescribed number of spanning trees

1

sparse binary vector

2

Is the empty graph a tree?

2

Find edge weights that fit given node weights

1

An elementary probability question

1

Expected minimum face angle of random convex polyhedron in $\mathbb{R}^3$

1

Continuity of barycentre in Hausdorff metric

1

Intersection of Cones in Three Space

3

Classification of finite groups of isometries