C(n,k) = n! / (k!(n − k)!)Variables
- n
- set size
- k
- subset size
Reference details
- Subject
- Discrete Math
- Topic
- counting
- Plain text
C(n,k)=n!/(k!(n-k)!)
Discrete Math · counting
Binomial Coefficient Formula
Counts k-element subsets of an n-element set.
Discrete Math · counting
Counts k-element subsets of an n-element set.
C(n,k) = n! / (k!(n − k)!)C(n,k)=n!/(k!(n-k)!)