Google’s PageRank: A Present-Day Application of Mathematics in the Classroom

Abstract

Very many people use internet search engines like Google nearly every day, in most cases more than once a day. Here the following question arises: How does Google come to a ranked list, how does Google know which site is an important one and should be placed at the top of the list? It turns out that this question can be dealt with at a very elementary level. Here we show a possible way.