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cs.DM2021★ 1 cited
Maximum Number of Steps of Topswops on 18 and 19 Cards
Kento Kimura, Atsuki Takahashi, Tetsuya Araki +1
Let be the maximum number of steps of Topswops on cards. In this note, we report our computational experiments to determine the values of and . By applyin…
cs.DM2020
Search for developments of a box having multiple ways of folding by SAT solver
Riona Tadaki, Kazuyuki Amano
A polyomino is called a development if it can make a box by folding edges of unit squares forming the polyomino. It is known that there are developments that can fold into a box (o…
cs.DM2009★ 19 cited
A Note on the Middle Levels Conjecture
Manabu Shimada, Kazuyuki Amano
The middle levels conjecture asserts that there is a Hamiltonian cycle in the middle two levels of -dimensional hypercube. The conjecture is known to be true for …