2 papers
math.AT2026
Spectral Homotopy and the Spectral Fundamental Group
Biswajit Mitra, Sourav Koner
In this paper, we introduce an algebraic-topological invariant for commutative pm-rings, termed the spectral fundamental group, which is denoted by . This group is…
math.AC2025
On semi-transitional and transitional rings
Sourav Koner, Titas Saha, Biswajit Mitra
In this paper, we introduce and study two new classes of commutative rings, namely semi transitional rings and transitional rings, which extend several classical ideas arising from…