In this paper, we continue the work on formalizing problems from “250 Problems in Elementary Number Theory” by Wacław Sierpiński, using Mizar proof assistant. The formalization covers problems 63, 65, 66, 67, 68, 93, 95, 96, 102, and 103.
© 2024 Karol Pąk, published by University of Białystok
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