Leonhard Euler, the legendary mathematician, once proved that 1 + x + x^2 + x^3 + x^4 + x^5 + ... = 1/(1-x) for |x| < 1.
This proof, a masterpiece of mathematical ingenuity, was first presented in 1783 and has since become a benchmark for mathematical excellence.
But don't just take our word for it! See for yourself in our interactive proof calculator:
Proof Calculator Legendary Biography