https://math.washington.edu/events/2022-11-02/anisotropy-theorem-papadakis-and-petrotou
On the anisotropy theorem of Papadakis and Petrotou | Department of Mathematics | University of...
Abstract: Papadakis and Petrotou showed that anisotropy of a quadratic form implies the Hard Lefschetz theorem for simplicial spheres in characteristic 2. In...
on theanisotropytheorem
https://open.library.ubc.ca/soa/cIRcle/collections/ubctheses/24/items/1.0431106
On the anisotropy theorem of Papadakis and Petrotou - UBC Library Open Collections
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