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Related papers: Rankin--Eisenstein classes for modular forms

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For any cohomology theory $H$ that can be factorized through (the Morel-Voevodsky's triangulated motivic homotopy category) $SH^{S^1}(k)$ we establish the $SH^{S^1}(k)$-functoriality of coniveau spectral sequences for $H$. We also prove:…

Algebraic Geometry · Mathematics 2018-03-06 Mikhail V. Bondarko

We prove a mixed characteristic analog of the Beilinson-Lichtenbaum Conjecture for p-adic motivic cohomology. It gives a description, in the stable range, of p-adic motivic cohomology (defined using algebraic cycles) in terms of…

Algebraic Geometry · Mathematics 2016-04-19 Veronika Ertl , Wieslawa Niziol

Given a holomorphic newform $f$ of weight $k$ and with rational coefficients, a question of Mazur and van Straten asks if there is an associated Calabi-Yau variety $X$ over ${\mathbb Q}$ of dimension $k-1$ such that the $\ell$-adic Galois…

Number Theory · Mathematics 2014-05-13 Kapil Paranjape , Dinakar Ramakrishnan

Let $f$ and $g$ be two modular forms which are non-ordinary at $p$. The theory of Beilinson-Flach elements gives rise to four rank-one non-integral Euler systems for the Rankin-Selberg convolution $f \otimes g$, one for each choice of…

Number Theory · Mathematics 2019-05-22 Kazim Büyükboduk , Antonio Lei , David Loeffler , Guhan Venkat

As a natural sequel to the study of A-motivic cohomology initiated in "On the integral part of A-motivic cohomology", we develop a notion of regulator for rigid analytically trivial Anderson A-motives. In accordance with the conjectural…

Algebraic Geometry · Mathematics 2026-02-19 Quentin Gazda

A fundamental question, first raised by Langlands, is to know whether the Rankin-Selberg product of two (not necessarily holomorphic) cusp forms f and g is modular, i.e., if there exists an automorphic form f box g on GL(4)/Q whose standard…

Number Theory · Mathematics 2016-09-07 Dinakar Ramakrishnan

The goal of this paper is to study non-$\mathbb{A}^1$-invariant motivic cohomology, recently defined by Elmanto, Morrow, and the first-named author, for smooth schemes over possibly non-discrete valuation rings. We establish that the cycle…

Algebraic Geometry · Mathematics 2025-06-12 Tess Bouis , Arnab Kundu

Given the L-series of a half-integral weight cusp form, we construct a cohomology class with coefficients in a finite dimensional vector space in a way that parallels the Eichler cohomology in the integral weight case. We also define a lift…

Number Theory · Mathematics 2024-10-11 James Branch , Nikolaos Diamantis , Wissam Raji , Larry Rolen

We prove equivariant versions of the Beilinson-Lichtenbaum conjecture for Bredon motivic cohomology of smooth complex and real varieties with an action of the group of order two. This identifies equivariant motivic and topological…

Algebraic Topology · Mathematics 2018-03-20 Jeremiah Heller , Mircea Voineagu , Paul Arne Ostvaer

We construct classes in the motivic cohomology of certain 1-parameter families of Calabi-Yau hypersurfaces in toric Fano n-folds, with applications to local mirror symmetry (growth of genus 0 instanton numbers) and inhomogeneous…

Algebraic Geometry · Mathematics 2008-09-29 Matt Kerr , Charles Doran

We prove a commutative algebra result which has consequences for congruences between automorphic forms modulo prime powers. If C denotes the congruence module for a fixed automorphic Hecke eigenform \pi_0 we prove an exact relation between…

Number Theory · Mathematics 2013-02-12 Tobias Berger , Krzysztof Klosin , Kenneth Kramer

In this paper we prove that the p-adic L-function that interpolates the Rankin-Selberg product of a general modular form and a CM form of higher weight divides the characteristic ideal of the corresponding Selmer group. This is one…

Number Theory · Mathematics 2019-09-17 Xin Wan

Let f be a modular form of weight 2 and trivial character. Fix also an imaginary quadratic field K. We use work of Bertolini-Darmon and Vatsal to study the mu-invariant of the p-adic Selmer group of f over the anticyclotomic Zp-extension of…

Number Theory · Mathematics 2019-02-20 Robert Pollack , Tom Weston

We show that certain $p$-adic Eisenstein series for quaternionic modular groups of degree 2 become "real" modular forms of level $p$ in almost all cases. To prove this, we introduce a $U(p)$ type operator. We also show that there exists a…

Number Theory · Mathematics 2011-03-16 Toshiyuki Kikuta , Shoyu Nagaoka

We survey over some recent applications of motivic homotopy theory in the definition and the study of $p$-adic cohomology theories. In particular, we revisit the proof of the $p$-adic weight-monodromy conjecture for smooth projective…

Algebraic Geometry · Mathematics 2025-08-25 Federico Binda , Alberto Vezzani

Let $p$ be an odd prime, $ f$ be a $ p $-ordinary newform of weight $ k $ and $ h $ be a normalized cuspidal $ p $-ordinary Hecke eigenform of weight $ l < k$. In this article, we study the $p$-adic $ L $-function and $ p^{\infty} $-Selmer…

Number Theory · Mathematics 2023-12-14 Somnath Jha , Sudhanshu Shekhar , Ravitheja Vangala

We compute Benois $\mathscr{L}$-invariants of weight $1$ cuspforms and of their adjoint representations and show how this extends Gross' $p$-adic regulator to Artin motives which are not critical in the sense of Deligne. Benois'…

Number Theory · Mathematics 2022-05-20 Mladen Dimitrov , Alexandre Maksoud

Let F be a Siegel cusp form of weight k and genus n>1 with Fourier-Jacobi coefficients f_m. In this article, we estimate the growth of the Petersson norms of f_m, where m runs over an arithmetic progression. This result sharpens a recent…

Number Theory · Mathematics 2013-12-06 Sanoli Gun , Narasimha Kumar

We study the critical numbers of the Rankin-Selberg convolution of arbitrary pairs of cohomological cuspidal automorphic representations and we parametrize these critical numbers by certain 1-dimensional subrepresentations attached to the…

Number Theory · Mathematics 2016-05-31 Claus Günther Schmidt

In this memoir, we study the even unimodular lattices of rank at most 24, as well as a related collection of automorphic forms of the orthogonal, symplectic and linear groups of small rank. Our guide is the question of determining the…

Number Theory · Mathematics 2015-06-11 Gaëtan Chenevier , Jean Lannes