2 papers
math.CT2026
Some categorical remarks on coarse subspaces of coarse spaces
Muneto Miyaji, Hiroaki Nagaya, Kento Ogawa +1
In this paper, we provide a categorical framework for understanding coarse subspaces of coarse spaces. First, we introduce the notion of a controlled total relation between coarse…
math.DG2026
A Geometric Interpretation of Generalized Hurwitz--Radon Numbers Defined by Kannaka--Tojo
Muneto Miyaji
The Hurwitz--Radon number originates in the composition problem of quadratic forms and is related to the maximum number of pointwise linearly independent vector fields on spheres.…