On F-Algebroids and Dubrovin's Duality
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🧮 math.DG
math.AG
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dualitydubrovinf-algebroidalmostanchorcompositionconceptcotangent
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In this note we introduce the concept of F-algebroid, and give its elementary properties and some examples. We provide a description of the almost duality for Frobenius manifolds, introduced by Dubrovin, in terms of a composition of two anchor maps of a unique cotangent F-algebroid.
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