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Research Article

Hochschild cohomology of certain Koszul Sullivan Extensions

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Pages 1895-1907 | Received 02 Jun 2021, Published online: 30 Oct 2021
 

Abstract

We consider a totally non cohomologous to zero fibration , where B is an elliptic 2-stage Postnikov tower and a Koszul Sullivan model of p. In this paper, we show that the induced map in Hochschild cohomology HH*(f): HH*(∧V; ∧V ) → HH*(∧V ; C) is injective.

Mathematics Subject Classification (2020):

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