GENTLE+DÉCOLLAGE

Category: 2025/2026

  • Gugenheim’s A-infinity de Rham theorem and higher holonomies, by C. Arias-Abad

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    17 Dec 2025, 14:00 CET. Talk by Camilo Arias-Abad. Abstract: The de-Rham map, that takes a differential form to a singular cochain by integration over chains, is not an algebra map. It should not be, since differential forms are commutative but singular cochains are not. However, the map induced in cohomology is an algebra map.…

  • A brief introduction to deformation quantization, by H. Bursztyn

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    11 Dec 2025, 15:00 CET. Talk by Henrique Bursztyn. Abstract: This (informal) talk will introduce and discuss some aspects of deformation quantization, including its motivation, basic examples, and existence and classification of star products. Time permitting, I will also comment on the connections with “B-fields” and Morita equivalence.