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math.CO2025
Generating the symmetric group by three prefix reversals
Saúl A. Blanco, Mikhail P. Golubyatnikov, Elena V. Konstantinova +2
The cubic pancake graphs are Cayley graphs over the symmetric group generated by three prefix reversals. There is the following open problem: characterize all the…
math.CO2025
A categorical approach to additive combinatorics
Saúl A. Blanco, Esfandiar Haghverdi
Motivated by the definition of Freiman homomorphism, we explore the possibilities of formulating some basic notions and techniques of additive combinatorics in a categorical langua…