2 papers
math.NT2021
Stronger arithmetic equivalence
Andrew V. Sutherland
Motivated by a recent result of Prasad, we consider three stronger notions of arithmetic equivalence: local integral equivalence, integral equivalence, and solvable equivalence. In…
math.CO2011
The mathematics of Spinpossible
Alex Sutherland, Andrew Sutherland
Notes on the Spinpossible puzzle game. We give a mathematical description of the game, prove some elementary bounds on the length of optimal solutions, and consider variations of t…