Are you intrigued by the image of the elephant? What is the relationship between elephants and π?

Then there is a relationship between the footprint of elephants and their height where π intervenes. Look here and here

 

Here is the presentation we have used for this talk

π-talk

Collective conference on the occasion of the "π Day"

The traditional "Π Day", March 14 or 3/14 in Anglo-Saxon format, has been declared by UNESCO "InternationalDay of Mathematics".
It is a worldwide celebration with many events, talks and competitions everywhere. You will find them all in idm314.org

idm2021catala-1080x559

Our contribution this year is this collective talk that we have recorded on different aspects of issue π.
We will publish it on the 14th at 3 hours 14 minutes on our youtube channel