Showing 2026Show all
2 papers · 1 filter
math.NT2026
Irreducible polynomials with restricted digits in base
Juan Arévalo, Matilde Lalín
We study monic irreducible polynomials over whose non-leading digits, with respect to an arbitrary polynomial base , avoid a prescribed set of forbidden dig…
math.NT2026
Distributions of left prime truncations
Vivian Kuperberg, Matilde Lalín
The prime number 357686312646216567629137 is notable because of the unusual property that it remains prime successively on removing the left digit until there are no remaining digi…