Abstract
We show that, for any set S of combinatorial games, the set of games all of whose immediate options belong to S forms a complete lattice. If every option of a game in S also lies in S, then this lattice is completely distributive.
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Albert, M.H., Nowakowski, R.J. Lattices of Games. Order 29, 75–84 (2012). https://doi.org/10.1007/s11083-011-9198-0
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DOI: https://doi.org/10.1007/s11083-011-9198-0