Geodesic
Counterexamples to Hochschild-Kostant-Rosenberg in characteristic p
Forum of Mathematics, Sigma, Tome 9 (2021)

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We give counterexamples to the degeneration of the Hochschild-Kostant-Rosenberg spectral sequence in characteristic p, both in the untwisted and twisted settings. We also prove that the de Rham-HP and crystalline-TP spectral sequences need not degenerate. 
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     author = {Benjamin Antieau and Bhargav Bhatt and Akhil Mathew},
     title = {Counterexamples to {Hochschild-Kostant-Rosenberg} in characteristic p},
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Benjamin Antieau; Bhargav Bhatt; Akhil Mathew. Counterexamples to Hochschild-Kostant-Rosenberg in characteristic p. Forum of Mathematics, Sigma, Tome 9 (2021). doi: 10.1017/fms.2021.20

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