2–5 Jul 2024
Osijek
Europe/Zagreb timezone

Rational Diophantine sextuples with strong pair

3 Jul 2024, 16:05
20m
D2 (School of Applied Mathematics and Informatics, J. J. Strossmayer University of Osijek)

D2

School of Applied Mathematics and Informatics, J. J. Strossmayer University of Osijek

Trg Ljudevita Gaja 6, Osijek
Talk NT: Number Theory Number Theory

Speaker

Andrej Dujella

Description

A set of $m$ distinct nonzero rationals $\{a_1, a_2, ... , a_m\}$ such that $a_ia_j + 1$ is a perfect square for all $1 \leq i < j \leq m$, is called a rational Diophantine $m$-tuple. If, in addition, $a_i^2 + 1$ is a perfect square for $1 \leq i \leq m$, then we say the $m$-tuple is strong. In this talk, we will describe a construction of infinite families of rational Diophantine sextuples containing a strong Diophantine pair. In particular, we will show that infinitely many rational Diophantine sextuples contain a strong Diophantine pair $\{30464/2223, 22815/5168\}$.
This is a joint work with Matija Kazalicki and Vinko Petričević.

Primary author

Co-authors

Matija Kazalicki (University of Zagreb) Vinko Petričević (Josip Juraj Strossmayer University of Osijek,)

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