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Related papers: Euler systems with local conditions

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This article is the first article of a serie of articles on the generalization of Kato's Euler system. The main subject of this article is to construct a family of Kato's Euler systems and a family of Kato's explicit reciprocity laws over…

Number Theory · Mathematics 2012-11-20 Shanwen Wang

Given a family of varieties, the Euler discriminant locus distinguishes points where Euler characteristic differs from its generic value. We introduce a hypergeometric system associated with a flat family of very affine locally complete…

Algebraic Geometry · Mathematics 2025-07-16 Saiei-Jaeyeong Matsubara-Heo

In our earlier work with Christopher Skinner (J. Eur. Math. Soc 24 (2022), no. 2; DOI 10.4171/JEMS/1124; Arxiv 1706.00201), we constructed Euler systems for the 4-dimensional spin Galois representations corresponding to automorphic forms…

Number Theory · Mathematics 2026-04-28 David Loeffler , Sarah Livia Zerbes

In an earlier article we proved the existence of a canonical Kolyvagin derivative homomorphism between the modules of Euler and Kolyvagin systems (in any given rank) that are associated to $p$-adic representations over number fields. We now…

Number Theory · Mathematics 2019-02-20 David Burns , Ryotaro Sakamoto , Takamichi Sano

We formulate, and provide strong evidence for, a natural generalization of a conjecture of Robert Coleman concerning Euler systems for the multiplicative group over arbitrary number fields.

Number Theory · Mathematics 2019-06-05 David Burns , Alexandre Daoud , Takamichi Sano , Soogil Seo

We stratify families of projective and very affine hypersurfaces according to their topological Euler characteristic. Our new algorithms compute all strata using algebro-geometric techniques. For very affine hypersurfaces, we investigate…

Algebraic Geometry · Mathematics 2024-07-26 Simon Telen , Maximilian Wiesmann

We use a classification result of Chenevier and Lannes for algebraic automorphic representations together with a conjectural correspondence with $\ell$-adic absolute Galois representations to determine the Euler characteristics (with values…

Algebraic Geometry · Mathematics 2026-05-27 Jonas Bergström , Carel Faber

We study Euler systems for $\mathbb{G}_m$ over a number field $k$. Motivated by a distribution-theoretic idea of Coleman, we formulate a conjecture regarding the existence of such systems that is elementary to state and yet strictly finer…

Number Theory · Mathematics 2023-03-07 Dominik Bullach , David Burns , Alexandre Daoud , Soogil Seo

Let $K$ be an imaginary quadratic field and $p$ a prime split in $K$. In this paper we construct an anticyclotomic Euler system for the adjoint representation attached to elliptic modular forms base changed to $K$. We also relate our Euler…

Number Theory · Mathematics 2023-05-18 Raúl Alonso , Francesc Castella , Óscar Rivero

Smooth and proper dg-algebras have an Euler class valued in the Hochschild homology of the algebra. This Euler class is worthy of this name since it satisfies many familiar properties including compatibility with the familiar pairing on the…

Algebraic Topology · Mathematics 2023-01-10 Jonathan A. Campbell , Kate Ponto

Let $\rho$ be a conjugate-symplectic, geometric representation of the Galois group of a CM field. Under the assumption that $\rho$ is automorphic, even-dimensional, and of minimal regular Hodge--Tate type, we construct an Euler system for…

Number Theory · Mathematics 2024-10-14 Daniel Disegni

We study compatible families of four-dimensional Galois representations constructed in the \'{e}tale cohomology of a smooth projective variety. We prove a theorem asserting that the images will be generically large if certain conditions are…

Number Theory · Mathematics 2007-05-23 Luis Dieulefait , Nuria Vila

Darmon's conjecture on a relation between cyclotomic units over real quadratic fields and certain algebraic regulators was recently solved by Mazur and Rubin by using their theory of Kolyvagin systems. In this paper, we formulate a…

Number Theory · Mathematics 2014-06-19 Takamichi Sano

We construct split anti-cyclotomic Euler systems for Galois representations attached to certain RACSDC automorphic representations on the group $\mathrm{GL}_n\times\mathrm{GL}_{n+1}$. As a result, we make progress towards certain rank 1…

Number Theory · Mathematics 2024-08-05 Shilin Lai , Christopher Skinner

We show that the Euler system associated to Rankin--Selberg convolutions of modular forms, introduced in our earlier works with Lei and Kings, varies analytically as the modular forms vary in $p$-adic Coleman families. We prove an explicit…

Number Theory · Mathematics 2018-02-15 David Loeffler , Sarah Livia Zerbes

We develop a theory of Euler and Kolyvagin systems relative to the Nekov\'{a}\v{r}--Selmer complexes of $p$-adic representations over local complete Gorenstein rings. This theory is both finer and requires fewer hypotheses than those of…

Number Theory · Mathematics 2026-04-02 Dominik Bullach , David Burns

For a non-endoscopic cohomological cuspidal automorphic representation of $\mathrm{GSp}_4 \times \mathrm{GL}_2$, assumed to be $p$-ordinary, we construct an Euler system for the Galois representation associated to it. Both the construction…

Number Theory · Mathematics 2020-12-29 Chi-Yun Hsu , Zhaorong Jin , Ryotaro Sakamoto

We prove a distribution-theoretic conjecture of Robert Coleman, thereby also obtaining an explicit description of the complete set of Euler systems for the multiplicative group over Q.

Number Theory · Mathematics 2021-04-21 David Burns , Alexandre Daoud , Soogil Seo

Let $E/\mathbb{Q}$ be an elliptic curve with ordinary reduction at a prime $p$, and let $K$ be an imaginary quadratic field. The anticyclotomic Iwasawa main conjecture, depending upon the sign of the functional equation of $L(E/K,s)$,…

Number Theory · Mathematics 2023-02-13 Chandrakant Aribam , Pronay Kumar Karmakar

Given a family of local systems on a punctured Riemann sphere, with moving singularities, its first parabolic cohomology is a local system on the base space. We study this situation from different points of view. For instance, we derive…

Algebraic Geometry · Mathematics 2007-05-23 Michael Dettweiler , Stefan Wewers