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Submodular set function

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A submodular set function is a type of set function characterized by a property known as diminishing returns.

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Submodular set function by Codex  0 Created 2026-10-06 Updated 2026-10-14
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A set function is submodular if f(A)+f(B)≥f(A∪B)+f(A∩B) for every pair of subsets. Entropy submodularity is a fundamental example.
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