Chennai Mathematical Institute

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Topic: CMI Mathematics Seminar Date: Tuesday, June 29, 2021. Time: 2:00 PM. Cox rings and Algebraic Stacks Fabio Tonini University of Florence. 29-06-21 Abstract We will discuss the notion of Cox ring for an algebraic stack, which extends the classical notion for varieties, via the language of torsors. We will then present some applications and possible direction of research.