From flower pots to F-theory and dualities. Antonella Grassi-UPenn D-Day, F theory@20, Caltech 2016 1 / 25 Semistable degenerations of Enriques' And Hyperelliptic surfaces. 2 / 25 3 / 25 4 / 25 Compactifications of F-theory on Calabi-Yau threefolds, I, II: 5 / 25 6 / 25 7 / 25 8 / 25 9 / 25 10 / 25 11 / 25 12 / 25 13 / 25 14 / 25 15 / 25 16 / 25 17 / 25 18 / 25 "This paper gives the reader an excellent chance to see a natural and straightforward question taken on, solved and exposed by a competent author." 19 / 25 20 / 25 21 / 25 22 / 25 23 / 25 24 / 25 25 / 25
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