It was shown by Usher that any fiber sum of Lefschetz fibrations over S2 is minimal, which was conjectured by Stipsicz. We prove that the converse does not hold by showing that there exists a genus-2 indecomposable minimal Lefschetz fibration (IMLF for short).
|Number of pages||8|
|Journal||Osaka Journal of Mathematics|
|Publication status||Published - Jan 2021|
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