2 papers
math.AT2025
Culf maps and edgewise subdivision
Philip Hackney, Joachim Kock
We show that, for any simplicial space , the -category of culf maps over is equivalent to the -category of right fibrations over , the…
math.CO2024
Decomposition spaces in Combinatorics
Imma Gálvez-Carrillo, Joachim Kock, Andrew Tonks
A decomposition space (also called 2-Segal space) is a simplicial object satisfying an exactness condition weaker than the Segal condition: just as the Segal condition expresses co…