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math.AC2026
Derivations of plane algebroid curves
Sagnik Chakraborty, R. V. Gurjar, Madhuparna Pal
In this paper, we study the derivations of an irreducible plane algebroid curve , which is not regular. Since the normalization of is isomorphic to $k[…
math.AC2019
Some results on retracts of polynomial rings
Sagnik Chakraborty, Nikhilesh Dasgupta, Amartya Kumar Dutta +1
In this paper, we first consider the relationship between a polynomial ring over a Noetherian domain and the ring of invariants of a -action on , when…