JournalsprimsVol. 48, No. 2pp. 409–417

qq-Convexity Properties of the Coverings of a Link Singularity

  • Mihnea Colţoiu

    Romanian Academy, Bucuresti, Romania
  • Cezar Joiţa

    Romanian Academy, Bucuresti, Romania
  • Mihai Tibăr

    Université Lille I, Villeneuve d'Ascq, France
$q$-Convexity Properties of the Coverings of a Link Singularity cover
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Abstract

We prove that for a germ of normal isolated singularity (Y,y0)(Y,y_0) obtained by contracting a curve if the fundamental group of the link singularity is infinite then the universal covering of Y{y0}Y\setminus\{y_0\} can be written as the union of (n1)(n-1) Stein open subsets.

Cite this article

Mihnea Colţoiu, Cezar Joiţa, Mihai Tibăr, qq-Convexity Properties of the Coverings of a Link Singularity. Publ. Res. Inst. Math. Sci. 48 (2012), no. 2, pp. 409–417

DOI 10.2977/PRIMS/74