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math.AC2025
On binomial edge ideals of corona of graphs
Buddhadev Hajra, Rajib Sarkar
For a simple graph , let denote the corresponding binomial edge ideal. This article considers the binomial edge ideal of the corona product of two connected graphs and…
math.AG2025
On Stein spaces with finite homotopy rank-sum
Indranil Biswas, Buddhadev Hajra
A topological space (not necessarily simply connected) is said to have finite homotopy rank-sum if the sum of the ranks of all higher homotopy groups (from the second homotopy grou…