Bell number

English

Etymology

Named after Eric Temple Bell, who wrote about them in the 1930s.

Noun

Bell number (plural Bell numbers)

  1. (combinatorics) Any member of a sequence of numbers that count the possible partitions of a set, such that the nth number Bn is the number of different ways to partition a set that has exactly n elements.
This article is issued from Wiktionary. The text is licensed under Creative Commons - Attribution - Sharealike. Additional terms may apply for the media files.