Geodesic
The geometric genus of hypersurface singularities
Journal of the European Mathematical Society, Tome 18 (2016) no. 4, pp. 825-851

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Using the path lattice cohomology we provide a conceptual topological characterization of the geometric genus for certain complex normal surface singularities with rational homology sphere links, which is uniformly valid for all superisolated and Newton non-degenerate hypersurface singularities.
DOI : 10.4171/jems/604
Classification : 32-XX, 14-XX, 55-XX, 57-XX
Keywords: Normal surface singularities, hypersurface singularities, links of singularities, Newton non-degenerate singularities, geometric genus, plumbing graphs, Q-homology spheres, lattice cohomology, path lattice cohomology, Heegaard–Floer homology, Seiberg–Witten invariant 
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     author = {Andr\'as N\'emethi and Baldur Sigurdsson},
     title = {The geometric genus of hypersurface singularities},
     journal = {Journal of the European Mathematical Society},
     pages = {825--851},
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     year = {2016},
     doi = {10.4171/jems/604},
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András Némethi; Baldur Sigurdsson. The geometric genus of hypersurface singularities. Journal of the European Mathematical Society, Tome 18 (2016) no. 4, pp. 825-851. doi: 10.4171/jems/604

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