Number of singular points on projective surfaces

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arxiv 2103.04522 v1 pith:B3HHFXLF submitted 2021-03-08 math.AG

Jihao Liu , Lingyao Xie This is my paper

classification math.AG

keywords numberpointssingularfanoprojectivesurfacesurfaces

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The number of singular points on a klt Fano surface $X$ is $\leq 2\rho(X)+2$.