Beyond the square-root barrier: cubic forms of Perazzo type
Number Theory
2026-04-22 v1
Abstract
We show how the circle method can be used to study rational points on a certain cubic fourfold, going beyond the square-root barrier.
Keywords
Cite
@article{arxiv.2604.19045,
title = {Beyond the square-root barrier: cubic forms of Perazzo type},
author = {Tim Browning and Ritabrata Munshi and Victor Y. Wang},
journal= {arXiv preprint arXiv:2604.19045},
year = {2026}
}
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69 pages