Finite or discrete collections of geometric objects. Packings, tilings, polyhedra, polytopes, intersection, arrangements, rigidity.

**1**

**0**answers

### Can sufficiently symmetric polytopes be uniquely reconstructed from their 1-skeleton?

**0**

**0**answers

### How many points are still contained in a common (hyper-)ellipsoid?

**5**

**0**answers

### Polychromatic number of plane

**2**

**1**answer

### Name and Algorithms for a Sparsest Circle Packing

**-4**

**0**answers

### Combinatorial geometry [closed]

**5**

**0**answers

### How to pack 27 $a\times b\times c$ blocks into a cube of side $a+b+c$ with some kind of symmetry?

**6**

**2**answers

### Visual proof of convergence for Steiner's symmetrization

**6**

**0**answers

### Tiling with incommensurate triangles

**8**

**2**answers

### Counting Hamiltonian cycles in $n \times n$ square grid

**3**

**0**answers

### Shapes defined by points

**4**

**2**answers

### Counting points and lines in a plane

**1**

**3**answers

### Repeatedly halve and twist a planar shape: Limiting shape?

**15**

**1**answer

### Chromatic numbers of infinite abelian Cayley graphs

**5**

**2**answers

### The number of co-circular four tuples

**1**

**1**answer

### Coloring lines in plane

**7**

**0**answers

### Counting symmetric convex bodies with no nonzero lattice point in the interior

**0**

**1**answer

### Positioning a member of an interval partition

**10**

**0**answers

### A combinatorial proof of the Harrow--Kolla--Schulman theorem

**0**

**0**answers

### Realisation of a Polytope as a convex set [duplicate]

**27**

**1**answer

### Four circles on the sphere

**6**

**2**answers

### Sliding through a curvature-bounded tube: Maximum volume?

**3**

**1**answer

### Density of a somewhat random set

**22**

**1**answer

### Tying knots via gravity-assisted spaceship trajectories

**3**

**0**answers

### Puzzle in 3D grid with black and white boxes, related to shelling

**3**

**0**answers

### Separating stars and large intersections of cycles

**1**

**1**answer

### Number of distinct points in an n-dimensional tetrahedron

**7**

**2**answers

### How different can the constituents of an Ehrhart quasi-polynomial be?

**3**

**0**answers

### Number of hypercube unfoldings

**5**

**0**answers

### Almost monochromatic point sets

**4**

**2**answers

### How many dihedral angles need to be specified to uniquely specify a triangulated polyhedron?

**1**

**0**answers

### How do the 3d models of the hypercube nets relate to the pairings?

**3**

**1**answer

### Size of a minimal non-negative conic basis

**9**

**2**answers

### Parallelepiped is defined by the volumes of its faces

**0**

**0**answers

### What breaks down in the theory of affine hyperplane arrangments?

**8**

**2**answers

### Graph planarization via rewiring

**6**

**1**answer

### Bichromatic pencils

**2**

**1**answer

### Several convex polytopes in a simplex; fix an extreme point for each; how many can be supported by a function monotonic on all line segments?

**5**

**0**answers

### Question related to high dimensional kissing number

**21**

**0**answers

### How much of the plane is 4-colorable?

**3**

**1**answer

### Unbalanced version of incidences between points and unit circles

**4**

**1**answer

### Szemerédi–Trotter type problem

**5**

**0**answers

### Longest simple path through hypercube corners

**12**

**4**answers

### Longest path through hypercube corners

**3**

**1**answer

### Question arise from kissing number in 2 dimension

**6**

**1**answer

### Szemerédi–Trotter theorem

**6**

**1**answer

### Combinatorial curvature of real projective plane

**9**

**0**answers

### Interactions between pseudoline arrangements and braid groups?

**6**

**0**answers

### Sets of points avoiding small angles

**3**

**0**answers

### What is a natural way to extend a function from a subset of vertices to faces?

**2**

**0**answers