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arXiv 2609.16750math.NT

一次本征形式的素数幂同余

Prime-power congruences for level-one eigenforms

Nadim Rustom

AI总结:

本文研究权重变化时一次本征形式的素数幂同余,通过构造Hecke等变转移映射将问题简化为有限计算,并对p=2,3,5,7分别获得模2^8、3^4、5^3和7^2的全权重分类。

AI中文摘要:

我们研究了当权重变化时,归一化的尖点一次本征形式的素数到p的Hecke本征系统的素数幂同余,并解决了对小素数幂分类此类系统的问题。我们通过乘以Dickson不变量的合适提升,构造了一次模符号模之间的Hecke等变转移映射;这些映射将问题简化为有限计算,并通过所有权重传播Hecke算子关系。对于p=2,3,5,7,我们分别获得了模2^8、3^4、5^3和7^2的全权重分类。

英文摘要:

We study prime-power congruences for the prime-to-\(p\) Hecke eigensystems of normalized cuspidal level-one eigenforms as the weight varies, and we address the problem of classifying such systems for small prime powers. We construct Hecke-equivariant transfer maps between level-one modular-symbol modules via multiplication by suitable lifts of Dickson invariants; these maps reduce the problem to finite computation and propagate Hecke operator relations through all weights. For \(p=2,3,5,7\), we obtain all-weight classifications modulo \(2^8\), \(3^4\), \(5^3\), and \(7^2\), respectively.

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