Intrinsic Volumes of the Brownian Motion Body

Introduction to metric spaces with dilations

Inverse problems in geometric graphs using internal measurements

Irreducible Elements in Metric Lattices

Isodiametric inequality in Carnot groups

Isodiametric sets in the Heisenberg group

Isometric action of SL(2,R) on homogeneous spaces

Isometries of polyhedral Hilbert geometries

Isometries of Products of Path-Connected Locally Uniquely Geodesic Metric Spaces with the Sup Metric are Reducible

Isometries of spaces of convex compact subsets of CAT(0)-spaces

Isoperimetric control of the spectrum of a compact hypersurface

Isoperimetric Pentagonal Tilings

Isostatic Block and Hole Frameworks

Iterated asymptotic cones

Iterated Function Systems in Mixed Euclidean and p-adic Spaces

Jarnik's convex lattice $n$-gon for non-symmetric norms

Knaster's problem for $(Z_2)^k$-symmetric subsets of the sphere $S^{2^k-1}$

Kneser-Poulsen conjecture for a small number of intersections

Knotted Polyhedral Tori

Kolakoski-(3,1) is a (deformed) model set