Abstract
We study smoothings of Fano threefolds. We prove that the Picard number remains constant in the case of terminal Gorenstein singularities.
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Jahnke, P., Radloff, I. Terminal Fano threefolds and their smoothings. Math. Z. 269, 1129–1136 (2011). https://doi.org/10.1007/s00209-010-0780-8
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DOI: https://doi.org/10.1007/s00209-010-0780-8