HGPA

Combinations

Introduction

The number of k-combinations of an n-set can be expressed in terms of the number of k-permutations in that set.

k-combination of an n-set (number of permutations of n) / (number of permutations of k)

Why?

REFERENCES

Combinations. Sal Khan. Khan Academy.

Filename: combinations.md (Edit)
Modified: 2016-12-12 (73cd18a37422a696973637788b3fc8e718160acf)
Created: 2016-12-12 (73cd18a37422a696973637788b3fc8e718160acf)