Poincaré duality complexes are homotopy generalisations of manifolds. This talk will provide an introduction and an overview of results and open questions concerning Poincaré duality complexes in low dimensions.
Links:
[1] https://www.mpim-bonn.mpg.de/taxonomy/term/39
[2] https://www.mpim-bonn.mpg.de/node/3444
[3] https://www.mpim-bonn.mpg.de/node/249