Recently I discovered on Internet Archive Charles Hutton’s “A mathematical and philosophical dictionary”. Hutton’s mathematical dictionary is one of the earliest dictionaries that focused on the mathematical sciences. In this post I just want to transcribe an epigram written by Claudian about a sphere of glass created by Archimedes that showed the motions of the… Continue reading Claudian Epigram on the Heavenly Sphere of Archimedes
Month: February 2025
My First Large Prime Number
On 24th January 2025 my PC discovered a prime number large enough to be listed on PrimePages. The prime number is 3045 · 22129650 + 1, and you can see more details on this PrimePages link. The number has 641093 digits, so it’s not a megaprime (at least one million decimal digits). When it was added, it had an… Continue reading My First Large Prime Number