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math.AC2021★ 2 cited
The Zariski covering number for vector spaces and modules
Soham Ghosh
Given a -vector space , let denote the covering number, i.e. the smallest (cardinal) number of proper subspaces whose union covers . Analogously, define …
stat.ME2021
Non-parametric generalised newsvendor model
Soham Ghosh, Sujay Mukhoti
In classical newsvendor model, piece-wise linear shortage and excess costs are balanced out to determine the optimal order quantity. However, for critical perishable commodities, s…