Fermat's Library

We launched Margins

A free online repository where you can
📝 Save and annotate your papers
🗣 Share papers and collaborate with anyone
💻 Annotate using LaTeX, Code, Markdown and more

fermatslibrary.com/margins

Happy Birthday Carl Sagan 🎂 When asked about the the purpose of sending messages out into the universe when it might take thousands of years to get any sort of answer Carl Sagan said:

"There are a lot of things in society that only go one way. Socrates talks to us, we don’t talk to Socrates"

Marie Curie (1867) and Lise Meitner (1878) were born 11 years apart on the same day: November 7.

Curie won 2 Nobel Prizes. Meitner was nominated 48 times: 29 in physics, 19 in chemistry but never won one. In the periodic table element 96 is curium, element 109 is meitnerium.

Discovery of explicit solution formulas for Polynomial equation:
• j=2 Pythagoras (500 BC)
• j=3 Girolamo Cardano (1545)
• j=4 Lodovico Ferrari (1540)
• j≥5 No general formula exists, Niels Abel (1824)

James Clerk Maxwell died exactly 147 years ago today, aged 48 of the same abdominal cancer that had killed his mother at the same age, when he was 8 years old.

That same year Albert Einstein was born. Einstein kept 3 portraits on his wall: Newton, Faraday, and Maxwell.