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：2025/12/05
Bell polynomial
（ plural ）
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(combinatorics) Any member of a certain class of polynomials used in the study of set partitions, and related to Stirling numbers and Bell numbers.
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Bell polynomial
The Bell polynomial provides a compact way to express the relationships between set partitions and Stirling numbers in combinatorics.
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The Bell polynomial provides a compact way to express the relationships between set partitions and Stirling numbers in combinatorics.
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