On the shortest open cubic equations

We use cubic reciprocity to prove that the equation [Formula: see text] has no integer solutions. Prior to this work, it was the shortest cubic equation for which the existence of integer solutions remained open. We conclude with a list of the new shortest open cubic equations.

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Publication Details

Journal
International Journal of Number Theory
Published
2026-05-22
DOI
https://doi.org/10.1142/s1793042126501058
Primary Topic
History and Theory of Mathematics
Type
article
Field-Weighted Citation Impact
0.00
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article

On the shortest open cubic equations

Bogdan Grechuk, Ashleigh Ratcliffe
International Journal of Number Theory
History and Theory of Mathematics
article

On the shortest open cubic equations

Bogdan Grechuk, Ashleigh Ratcliffe
article en

Abstract

We use cubic reciprocity to prove that the equation [Formula: see text] has no integer solutions. Prior to this work, it was the shortest cubic equation for which the existence of integer solutions remained open. We conclude with a list of the new shortest open cubic equations.

International Journal of Number Theory
Openalex Percentile: Top 2%
History and Theory of Mathematics
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