Simple proofs for universal binary Hermitian lattices

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If a positive definite Hermitian lattice represents all positive integers, we call it universal. Several mathematicians, including the author, found 25 universal binary Hermitian lattices. But their ad hoc proofs are complicated. We give simple and unified proofs.
6 pages

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Number Theory, 11E39

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http://salesiana.dossiersoluciones.com/handle/123456789/157447

Consulte el texto completo en el siguiente enlace:

https://arxiv.org/abs/0803.3695
 http://arxiv.org/abs/0803.3695

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arXiv