Fermat's Library
@fermatslibrary
A platform for illuminating academic papers. We annotate and share a paper every week. Save, annotate and share papers with anyone: http://fermatslibrary.com/margins
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
Ramanujan said that he received his formulas from God
The fifth hyperfactorial: 5⁵ × 4⁴ × 3³ × 2² × 1¹ = 86400000 milliseconds is exactly 1 day!
A short proof that ln(n) is irrational for every integer n>1
The longest straw you can drink from on Earth is ~ 10.3 m (33.8 ft) long
George Green was born exactly 232 years ago today. Often called the Ramanujan of physics, he was the son of a miller in Nottingham and largely self-educated. At 35, he rented out his mill and penned "An Essay on the Application of Mathematical Analysis to the Theories of…
The ISS has a continuous background noise level of ~70 dB, generated by life support systems, fans, pumps, and scientific equipment that run 24/7 To protect their hearing and prevent fatigue, astronauts often wear noise-canceling headphones or custom-molded earplugs
Over the years, pacemakers have used various power sources — including plutonium-238 Nuclear pacemakers could last over 40 years, compared to 5–10 for conventional ones. A small number of people in the U.S. still have them
Nikola Tesla was born 169 years ago this Thursday. This picture of Tesla, taken in 1894, is the first photograph ever taken by phosphorescent light. The time of exposure: eight minutes
John Archibald Wheeler was born 114 years ago today. He introduced the term "black hole" in 1967, dreamt up the "one-electron universe" and mentored both Richard Feynman and Kip Thorne.
