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Core
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===Mathematics=== * [[Core (game theory)]], the collection of stable allocations that no coalition can improve upon * [[Core (graph theory)]], the homomorphically minimal subgraph of a graph * [[Core (group theory)]], an object in group theory * Core of a [[triangulated category]] * Core, an essential domain of a closed operator; see [[Unbounded operator#Closed linear operators|Unbounded operator]] * Core, a radial kernel of a subset of a vector space; see [[Algebraic interior]]
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