Math Files
@Math_files · Mar 8, 2026
The Basel Problem is a famous question from the 17th century. It asks for the exact value of the infinite sum
1 + 1/4 + 1/9 + 1/16 + 1/25 + …
For many years, mathematicians could not find the answer.
In 1734, Leonhard Euler solved it and showed that the sum equals π² / 6.
Elon Musk
@elonmusk
Amazing that this was done with a quill and a postal system for communication that was erratic at best
02:18 AM · March 9, 2026 · 63.6K views
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