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JOURNALS // Izvestiya Rossiiskoi Akademii Nauk. Seriya Matematicheskaya // Archive

Izv. RAN. Ser. Mat., 1993 Volume 57, Issue 5, Pages 186–196 (Mi im846)

This article is cited in 1 paper

On the real preimages of a real point under the Liashko–Looijenga covering for simple singularities

M. R. Entov


Abstract: The multiplicity of the Lyashko–Looijenga covering restricted to a connected component of the complement in $\mathbf R^\mu$ of the real bifurcation diagram of functions with a simple singularity, is expressed in terms of some discrete invariants of this component. For the case of the singularities $A_\mu$ an algorithm is indicated for finding these invariants from the full system of invariants of the component proposed by S.  A. Barannikov.

UDC: 512.761

MSC: Primary 32S50, 14E20, 14B05, 58C27; Secondary 14E15, 32S30, 14H30, 32S05

Received: 30.03.1992


 English version:
Russian Academy of Sciences. Izvestiya Mathematics, 1994, 43:2, 363–372

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