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Related papers: On Zariski's multiplicity conjecture

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In a previous work we have introduced the notion of embedded $\Q$-resolution, which essentially consists in allowing the final ambient space to contain abelian quotient singularities. Here we give a generalization of N. A'Campo's formula…

Algebraic Geometry · Mathematics 2011-06-28 Jorge Martín-Morales

We give a proof the monodromy conjecture relating the poles of motivic zeta functions with roots of b-functions for isolated quasihomogeneous hypersurfaces, and more generally for semi-quasihomogeneous hypersurfaces. We also give a strange…

Algebraic Geometry · Mathematics 2023-09-26 Guillem Blanco , Nero Budur , Robin van der Veer

The monodromy conjecture is an umbrella term for several conjectured relationships between poles of zeta functions, monodromy eigenvalues and roots of Bernstein-Sato polynomials in arithmetic geometry and singularity theory. Even the…

Algebraic Geometry · Mathematics 2022-03-30 Alexander Esterov , Ann Lemahieu , Kiyoshi Takeuchi

We give partial answers to a metric version of Zariski's multiplicity conjecture. In particular, we prove the multiplicity of complex analytic surface (not necessarily isolated) singularities in $\mathbb{C}^3$ is a bi-Lipschitz invariant.

Algebraic Geometry · Mathematics 2017-05-17 Alexandre Fernandes , J. Edson Sampaio

This paper presents a proof of the monodromy conjecture for determinantal varieties. Our strategy centers on an in-depth analysis of monodromy zeta functions, leveraging a generalized A'Campo formula, an examination of multiple contact…

Algebraic Geometry · Mathematics 2025-10-31 Yifan Chen , Huaiqing Zuo

For a one-parameter deformation of an analytic complex function germ of several variables, there is defined its monodromy zeta-function. We give a Varchenko type formula for this zeta-function if the deformation is non-degenerate with…

Algebraic Geometry · Mathematics 2010-11-25 Gleb G. Gusev

The holomorphy conjecture states roughly that Igusa's zeta function associated to a hypersurface and a character is holomorphic on $\mathbb{C}$ whenever the order of the character does not divide the order of any eigenvalue of the local…

Number Theory · Mathematics 2015-08-04 Wouter Castryck , Denis Ibadula , Ann Lemahieu

In this work, we consider a pair $(\textbf{X},0)$ and $(\textbf{Y},0)$ of hypersurfaces in $(\mathbb{C}^{n+1},0)$ parametrized by finitely determined, quasihomogeneous map germs $f$ and $g,$ respectively. Zariski asked whether the…

Algebraic Geometry · Mathematics 2025-11-11 Otoniel Nogueira da Silva , Manoel Messias da Silva Júnior

We study topological zeta functions of complex plane curve singularities using toric modifications and further developments. As applications of the research method, we prove that the topological zeta function is a topological invariant for…

Algebraic Geometry · Mathematics 2021-12-23 Quy Thuong Lê , Khanh Hung Nguyen

In this article we consider surfaces that are general with respect to a 3- dimensional toric idealistic cluster. In particular, this means that blowing up a toric constellation provides an embedded resolution of singularities for these…

Algebraic Geometry · Mathematics 2008-02-21 Ann Lemahieu , Willem Veys

We offer an equivariant version of the classical monodromy zeta function of a singularity as a series with coefficients from the Grothendieck ring of finite G-sets tensored by the field of rational numbers. Main two ingredients of the…

Algebraic Geometry · Mathematics 2008-03-27 S. M. Gusein-Zade , I. Luengo , A. Melle Hernandez

This is a survey on Zariski equisingularity. We recall its definition, main properties, and a variety of applications in Algebraic Geometry and Singularity Theory. In the first part of this survey, we consider Zariski equisingular families…

Algebraic Geometry · Mathematics 2020-10-20 Adam Parusiński

The monodromy conjecture states that every pole of the topological (or related) zeta function induces an eigenvalue of monodromy. This conjecture has already been studied a lot; however, in full generality it is proven only for zeta…

Algebraic Geometry · Mathematics 2009-10-13 Lise Van Proeyen , Willem Veys

We give a new proof of Zariski's multiplicity conjecture in the case of isolated hypersurface singularities; this was first proved by de Bobadilla-Pe\l ka \cite{BobadillaPelka}. Our proof uses the TQFT structure of fixed-point Floer…

Symplectic Geometry · Mathematics 2023-08-29 Shamuel Auyeung

The monodromy conjecture is a mysterious open problem in singularity theory. Its original version relates arithmetic and topological/geometric properties of a multivariate polynomial $f$ over the integers, more precisely, poles of the…

Algebraic Geometry · Mathematics 2024-03-07 Willem Veys

Motivic and topological zeta functions are singularity invariants, mainly associated to a function $f$ and a top differential form $\omega$ on a smooth variety. When $\omega$ is the standard form $dx_1\wedge \dots \wedge dx_n$ on affine…

Algebraic Geometry · Mathematics 2026-02-16 Lise Fonteyne , Willem Veys

In the 1970s O. Zariski introduced a general theory of equisingularity for algebroid and algebraic hypersurfaces over an algebraically closed field of characteristic zero. His theory builds up on understanding the dimensionality type of…

Algebraic Geometry · Mathematics 2022-05-23 Adam Parusinski , Laurentiu Paunescu

Given a hypersurface, $X$, prime $p$, the zeta function is a generating function for the number of $\mathbb{F}_{p}$ rational points of $X$. Until now, there is no algorithm for computing hypersurfaces with ADE singularities. Scott Stetson…

Algebraic Geometry · Mathematics 2022-01-05 Matthew Cheung

In this contribution we announce a complete classification and new exotic phenomena of the meromorphic structure of $\z$-functions associated to conic manifolds proved in \cite{KLP1}. In particular, we show that the meromorphic extensions…

Mathematical Physics · Physics 2009-01-22 Klaus Kirsten , Paul Loya , Jinsung Park

Let $Z\subset{\bf P}^{n-1}$ be a hypersurface such that the associated reduced hypersurface $Z_{\rm red}$ has only weighted homogeneous isolated singularities. In the case $Z$ is a reduced curve or $Z_{\rm red}$ has only homogeneous…

Algebraic Geometry · Mathematics 2026-04-13 Morihiko Saito
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