Cohomological invariance under Lie algebroid n-equivalence

Let f:ABf:A\to B be a map of Lie algebroids satisfying the hypotheses of the definition of an nn-equivalence. Let H(A,O)H^*(A,\mathcal{O}) and H(B,O)H^*(B,\mathcal{O}) denote the corresponding Lie algebroid cohomology groups with coefficients in O\mathcal{O}.

Cohomological invariance conjecture. One has

H(A,O)=H(B,O).H^*(A,\mathcal{O})=H^*(B,\mathcal{O}).

The claim predicts invariance of Lie algebroid cohomology under the specified class of maps and is intended to support the proposed homotopy-theoretic localization at nn-equivalences. It remains conjectural in the source.

Sources & referencesView supporting material

Primary source

Joshua Lackman, “The van Est Map on Geometric Stacks”, arXiv:2205.02109 (2022).

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