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title Algorithm4 Java Solution 1.4.01
date 2019-08-06 15:54:00 +0800
draft false
tags
JAVA
categories
TECH
archives

1.4.01

Problem:

Show that the number of different triples that can be chosen from N items is precisely N(N-1)(N-2)/6. Hint : Use mathematical induction.

Solution:

$C(N,3)=N(N-1)(N-2)/6$

Reference: