Showing posts from August, 2018

Curiosities in number theory

In this post I would like to present some interesting exercises in number theory , along with some curious formulas and identities for some number-theoretic functions .

Investigating the Fibonacci numbers modulo m

The  Fibonacci sequence  is, without doubt, one of the most popular sequences in mathematics and in popular culture, named after Italian mathematician Leonardo of Pisa (also known as  Fibonacci , Leonardo Bonacci, Leonardo of Pisa, Leonardo Pisano Bigollo, or Leonardo Fibonacci), who first introduced the numbers in Western European with his book  Liber Abaci , in 1202.