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THE COHOMOLOGICAL BIRATIONAL INVARIANTS FOR 4-DIMENSIONAL TORI
- Authors: Krutikov Y.1, Popov S.1
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Affiliations:
- Samara State University
- Issue: Vol 17, No 2 (2011)
- Pages: 26-37
- Section: Articles
- URL: https://journals.ssau.ru/est/article/view/4850
- DOI: https://doi.org/10.18287/2541-7525-2011-17-2-26-37
- ID: 4850
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Abstract
This paper is the first systematic step to obtain the birational classification
of 4-dimensional tori. All the cohomological birational invariants of this tori are
calculated. All the 4-dimensional tori with nontrivial invariants are described.
About the authors
Yu.Yu. Krutikov
Samara State University
Author for correspondence.
Email: morenov.sv@ssau.ru
S.Yu. Popov
Samara State University
Email: morenov.sv@ssau.ru
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