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cs.GT2023
Maximizing Utilitarian and Egalitarian Welfare of Fractional Hedonic Games on Tree-like Graphs
Tesshu Hanaka, Airi Ikeyama, Hirotaka Ono
Fractional hedonic games are coalition formation games where a player's utility is determined by the average value they assign to the members of their coalition. These games are a…
cs.DM2023
Turning Tiles is PSPACE-complete
Kanae Yoshiwatari, Hironori Kiya, Koki Suetsugu +2
In combinatorial game theory, the winning player for a position in normal play is analyzed and characterized via algebraic operations. Such analyses define a value for each positio…