Gupta, Neena ; Sen, Sourav (2019) On double Danielewski surfaces and the Cancellation Problem Journal of Algebra, 533 . pp. 25-43. ISSN 0021-8693
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Official URL: http://doi.org/10.1016/j.jalgebra.2019.05.027
Related URL: http://dx.doi.org/10.1016/j.jalgebra.2019.05.027
Abstract
We study a two-dimensional family of affine surfaces which are counter-examples to the Cancellation Problem. We describe the Makar-Limanov invariant of these surfaces, determine their isomorphism classes and characterize the automorphisms of these surfaces.
| Item Type: | Article |
|---|---|
| Source: | https://www.sciencedirect.com/science/article/abs/pii/S0021869319302844 |
| Keywords: | Cancellation Problem; Exponential Maps; Makar-limanov Invariant; Automorphism; Stable Isomorphism. |
| ID Code: | 121173 |
| Deposited On: | 12 Jul 2021 09:48 |
| Last Modified: | 12 Jul 2021 09:48 |
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