Rationally connected 3-folds and symplectic geometry
classification
🧮 math.AG
math.SG
keywords
connectedrationallyfoldansweraskedcompactequivalentfano
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We study the following question, asked to us By Pandharipande and Starr: Let $X$ be a rationally connected $3$-fold, and $Y$ be a compact Kaehler $3$-fold symplectically equivalent to it. Is $Y$ rationally connected? We show that the answer is positive if $X$ is Fano or $b_2(X)\leq2$.
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