Quote of the day
He had that nameless charm, with a strong magnetism which can only be called "It", and cats – as well as women – always knew when he came into the room.
Marin Mersenne
Born: September 8, 1588
Died: September 1, 1648 (aged 59)
Bio: Marin Mersenne, Marin Mersennus or le Père Mersenne was a French polymath, whose works touched a wide variety of fields. He is perhaps best known today among mathematicians for Mersenne prime numbers, those which can be written in the form Mn = 2n − 1 for some integer n.