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To an ideal in $\mathbb{C}[x,y]$ one can associate a topological zeta function. This is an extension of the topological zeta function associated to one polynomial. But in this case we use a principalization of the ideal instead of an…

代数几何 · 数学 2007-11-21 Lise Van Proeyen , Willem Veys

To a given real polynomial function f $\in$ R[x1, . . . , x d ], we associate real topological zeta functions Ztop,0(f\,; s) and Z $\pm$ top,0 (f\,; s) $\in$ Q(s), analogous to the topological zeta function of Denef and Loeser in the…

代数几何 · 数学 2026-01-06 Théo Jaudon

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…

代数几何 · 数学 2026-02-16 Lise Fonteyne , Willem Veys

We study motivic zeta functions for $\mathds{Q}$-divisors in a $\mathds{Q}$-Gorenstein variety. By using a toric partial resolution of singularities we reduce this study to the local case of two normal crossing divisors where the ambient…

代数几何 · 数学 2020-05-21 Edwin León-Cardenal , Jorge Martín-Morales , Willem Veys , Juan Viu-Sos

We show some examples of topological zeta functions associated to an isolated plane curve singular point and an allowed, in the sense of N\'emethi and Veys, differential form that have several poles of order two. This is in contrast to the…

代数几何 · 数学 2019-02-27 Enrique Artal Bartolo , Manuel González-Villa

We define a divisorial motivic zeta function for stable curves with marked points which agrees with Kapranov's motivic zeta function when the curve is smooth and unmarked. We show that this zeta function is rational, and give a formula in…

代数几何 · 数学 2019-07-12 Madeline Brandt , Martin Ulirsch

We define a birational analog of the motivic zeta function of a reduced polynomial in terms of minimal models. It admits an intrinsic meaning in terms of contact loci of arcs, an analog of a result of Denef and Loeser in the motivic case.…

代数几何 · 数学 2025-09-04 Tom Biesbrouck , Nero Budur , Johannes Nicaise , Willem Veys

Let $C$ be a projective smooth connected curve over an algebraically closed field of characteristic zero, let $F$ be its field of functions, let $C_0$ be a dense open subset of $C$. Let $X$ be a projective flat morphism to $C$ whose generic…

代数几何 · 数学 2018-09-24 Antoine Chambert-Loir , François Loeser

The motivic zeta function of a smooth and proper $\mathbb{C}((t))$-variety $X$ with trivial canonical bundle is a rational function with coefficients in an appropriate Grothendieck ring of complex varieties, which measures how $X$…

代数几何 · 数学 2024-02-01 Luigi Lunardon , Johannes Nicaise

We give an explicit formula for the motivic zeta function in terms of a log smooth model. It generalizes the classical formulas for snc-models, but it gives rise to much fewer candidate poles, in general. As an illustration, we explain how…

代数几何 · 数学 2019-02-13 Emmanuel Bultot , Johannes Nicaise

We show that the motivic zeta functions of smooth, geometrically connected curves with no rational points are rational functions. This was previously known only for curves whose smooth projective models have a rational point on each…

代数几何 · 数学 2014-05-30 Daniel Litt

The zeta function of a motive over a finite field is multiplicative with respect to the direct sum of motives. It has beautiful analytic properties, as were predicted by the Weil conjectures. There is also a multiplicative zeta function,…

K理论与同调 · 数学 2017-05-04 Oliver Braunling

This is a survey on motivic zeta functions associated to abelian varieties and Calabi-Yau varieties over a discretely valued field. We explain how they are related to Denef and Loeser's motivic zeta function associated to a complex…

代数几何 · 数学 2012-09-28 Lars Halvard Halle , Johannes Nicaise

We associate with an infinite cyclic cover of a punctured neighborhood of a simple normal crossing divisor on a complex quasi-projective manifold (assuming certain finiteness conditions are satisfied) a rational function in $K_0({\rm…

代数拓扑 · 数学 2017-02-23 Manuel Gonzalez Villa , Anatoly Libgober , Laurentiu Maxim

Combining the idea of motivic zeta function, due to Kapranov, and Pellikaan's definition of a two- variable zeta function for curves over finite fields in the present note we introduce a motivic two- variable zeta function for curves over…

代数几何 · 数学 2007-05-23 F. Baldassarri , C. Deninger , N. Naumann

The local topological zeta function is a rational function associated to a germ of a complex holomorphic function. This function can be computed from an embedded resolution of singularities of the germ. For nondegenerate functions it is…

代数几何 · 数学 2008-05-14 Ann Lemahieu , Lise Van Proeyen

In this article, we compute the motivic Igusa zeta function of a space monomial curve that appears as the special fiber of an equisingular family whose generic fiber is a complex plane branch. To this end, we determine the irreducible…

代数几何 · 数学 2020-11-18 Hussein Mourtada , Willem Veys , Lena Vos

In this paper, it is demonstrated that derived equivalence between smooth, projective, connected schemes that are either surfaces or abelian implies equality of zeta functions.

代数几何 · 数学 2014-08-08 Katrina Honigs

We study the local topological zeta function associated to a complex function that is holomorphic at the origin of C^2 (respectively C^3). We determine all possible poles less than -1/2 (respectively -1). On C^2 our result is a…

代数几何 · 数学 2007-05-23 Dirk Segers , Willem Veys

We introduce motivic zeta functions for matroids. These zeta functions are defined as sums over the lattice points of Bergman fans, and in the realizable case, they coincide with the motivic Igusa zeta functions of hyperplane arrangements.…

组合数学 · 数学 2020-10-07 David Jensen , Max Kutler , Jeremy Usatine
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