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For a polynomial $f$ in two complex variables, we prove that the multi-link at infinity of the 0-fiber $f^{-1}(0)$ is a fibred multi-link if and only if all the values different from 0 are regular at infinity.

代数几何 · 数学 2007-05-23 Arnaud Bodin

In analogy with the holomorphic case, we compare the topology of Milnor fibrations associated to a meromorphic germ f/g : the local Milnor fibrations given on Milnor tubes over punctured discs around the critical values of f/g, and the…

代数几何 · 数学 2014-02-26 Arnaud Bodin , Anne Pichon , Jose Seade

A meromorphic function on a compact complex analytic manifold defines a $\bc\infty$ locally trivial fibration over the complement of a finite set in the projective line $\bc\bp^1$. We describe zeta-functions of local monodromies of this…

代数几何 · 数学 2007-05-23 S. M. Gusein-Zade , I. Luengo , A. Melle-Hernandez

We study meromorphic functions in a strip almost periodic with respect to the spherical metric. Then we get a complete description of zeros and poles for this class of functions, find a condition for a meromorphic almost periodic function…

复变函数 · 数学 2007-05-23 S. Favorov , N. Parfyonova

The phenomena that cause a value of a polynomial function to be a bifurcation one are yet to be described when the fibers have dimension higher than $1$. In this note, the main result is the construction of a polynomial submersion function…

代数几何 · 数学 2025-08-05 Francisco Braun , Filipe Fernandes

We discuss and prove a number of cohomological results for Milnor fibers, real links, and complex links of local complete intersections with singularities of arbitrary dimension.

代数几何 · 数学 2014-02-24 David B. Massey

We use the notion of Milnor fibres of the germ of a meromorphic function and the method of partial resolutions for a study of topology of a polynomial map at infinity (mainly for calculation of the zeta-function of a monodromy). It gives…

代数几何 · 数学 2007-05-23 S. M. Gusein-Zade , I. Luengo , A. Melle-Hernandez

In this paper, on the basis of a specific question raised in [6], we further continue our investigations on the uniqueness of a meromorphic function with its higher derivatives sharing two sets and answer the question affirmatively.…

复变函数 · 数学 2018-01-08 Abhijit Banerjee , Bikash Chakraborty

We discuss generic smooth maps from smooth manifolds to smooth surfaces, which we call "Morse 2-functions", and homotopies between such maps. The two central issues are to keep the fibers connected, in which case the Morse 2-function is…

几何拓扑 · 数学 2016-07-13 David T. Gay , Robion Kirby

n this article we consider functions meromorphic in the unit disk. We give an elementary proof for a condition that is sufficient for the univalence of such functions which also contains some known results. We include few open problems for…

复变函数 · 数学 2019-05-07 See Keong Lee , Saminathan Ponnusamy , Karl-Joachim Wirths

In this paper we present new results about the topology of the Milnor fibrations of analytic function-germs with a special attention to the topology of the fibers. In particular, we provide a short review on the existence of the Milnor…

代数几何 · 数学 2022-12-08 Taciana O. Souza , Cesar A. Ipanaque Zapata

The minimal possible rate of growth of a meromorphic function with three critical values is found.

复变函数 · 数学 2008-08-08 Alexandre Eremenko

We show the existence of polynomial maps which have a regular bifurcation value, while over a neighbourhood of this value the fibres are connected and diffeomorphic.

代数几何 · 数学 2025-07-29 Cezar Joiţa , Mihai Tibăr

We describe a new algebro-geometric perspective on the study of the Milnor fibration and, as a first step toward putting it into practice, prove powerful criteria for a deformation of a holomorphic function germ to admit a stratification on…

代数几何 · 数学 2025-03-04 Alex Hof

When f : R power n to R power p, is a surjective real analytic map with isolated critical value, we prove that the (m)-regularity condition (in a sense we define) ensures that f ||f|| is a fibration on small spheres, f induces a fibration…

微分几何 · 数学 2016-04-19 J. Seade , K. Shabbir , J. Snoussi

We characterize meromorphic function fields closed by partial derivatives in n variables.

复变函数 · 数学 2019-07-09 Yukitaka Abe

The number of Morse points in a Morsification determines the topology of the Milnor fibre of a holomorphic function germ $f$ with isolated singularity. If $f$ has an arbitrary singular locus, then this nice relation to the Milnor fibre…

代数几何 · 数学 2024-10-07 Mihai Tibăr

We define an analogue of the Baernstein star function for a meromorphic function f in several complex variables. This function is subharmonic on the upper half-plane and encodes some of the main functionals attached to f.We then…

复变函数 · 数学 2017-02-01 Faruk Abi-Khuzam , Florian Bertrand , Giuseppe Della Sala

The object of the present paper is to obtain a more general condition for univalence of meromorphic functions in the U*. The significant relationships and relevance with other results are also given. A number of known univalent conditions…

复变函数 · 数学 2015-09-21 Erhan Deníz , Halit Orhan

We prove an analogue of Hilbert's Tenth Problem for complex meromorphic functions. More precisely, we prove that the set of integers is positive existentially definable in fields of complex meromorphic functions in several variables over…

逻辑 · 数学 2017-11-28 Thanases Pheidas , Xavier Vidaux
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