We discuss the notion of the Kodaira dimension for symplectic manifolds in dimension 4. In particular, we propose and partially verify Betti number bounds for symplectic 4-manifolds with Kodaira dimension zero.
机构:
Univ Warmia & Mazury, Fac Math & Comp Sci, Ul Sloneczna 54, PL-10710 Olsztyn, PolandUniv Warmia & Mazury, Fac Math & Comp Sci, Ul Sloneczna 54, PL-10710 Olsztyn, Poland
Shevchishin, Vsevolod
Smirnov, Gleb
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机构:
Swiss Fed Inst Technol, Ramistr 101, CH-8092 Zurich, SwitzerlandUniv Warmia & Mazury, Fac Math & Comp Sci, Ul Sloneczna 54, PL-10710 Olsztyn, Poland