In these days I and a collegue of mine had a conversation on a recent law proposed by Ségolèn Royal in French Parlament. Shortly, this law would provide a monetary refund for those who go to work by bike; the refund is proportional to the distance covered every day. After a moment, everyone of us started thinking at the main point of it; everyone knows that there are […]

## The discovery of Neptune: the science...

1. Introduction. Mathematics has always had a tremendous impact on reality, bigger than you might think, lowering itself perfectly in the present but also anticipating and outlining the future. Even with less advanced than today's technological means, past discoveries changed our perception of the world, simply using theories and formulations. In this post we won't see […]

## Cookies, clocks and soldiers: modular...

Introduction and the 7 dwarfs It was October when one of my professors entered in the lesson room and said: “Once upon a time, Snow White wished to prepare cookies for the seven dwarfs. Obviously…with some conditions. She wanted to prepare the least number of cookies such that dividing them into 2 dwarfs there would […]

## What is Applied Maths?

"Applied mathematics is mathematics for which I happen to know an application. This, I think, includes almost everything in mathematics." (Henry O. Pollack ) Probably there is no unique definition of applied maths. In this article we report some references that analyze the problem and try to answer this question. One of the most generic definition is the […]