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math.AC2017
An algebraic characterization of the affine three space
Nikhilesh Dasgupta, Neena Gupta
In this paper we give algebraic characterizations of the affine -space and the affine -space over an algebraically closed field of characteristic zero, using a variant of the…
math.AC2017
Nice derivations over principal ideal domains
Nikhilesh Dasgupta, Neena Gupta
In this paper we investigate to what extent the results of Z. Wang and D. Daigle on nice derivations of the polynomial ring in three variables over a field k of characteristic zero…