MacTutor
25th July
On this day in 1610, Galileo first observed the rings of Saturn through a telescope without realising what they were.
On this day in 2022 Google released a Banach doodle.
The postage stamp of one of today's mathematicians at THIS LINK was issued in 1957.
On this day in 2022 Google released a Banach doodle.
The postage stamp of one of today's mathematicians at THIS LINK was issued in 1957.