Mathematicians Of The Day

12th September

On this day in 1859, Urbain Le Verrier presented a paper to the Academy of Sciences in which he attributed the advance of the perihelion of Mercury to an undiscovered planet, which he called Vulcan, closer to the Sun than Mercury or to a second asteroid belt so close to the Sun as to be invisible.

Click on for a poster.

Quotation of the day

From Nassim Taleb
My major hobby is teasing people who take themselves and the quality of their knowledge too seriously and those who don't have the guts to sometimes say 'I don't know.'