Numberphile v. Math: the truth about 1+2+3+...=-1/12
Mathologer · 41:44 · Watch on YouTube
The infamous Numberphile proof that 1+2+3+... = -1/12 is false under standard summation — the series diverges to +∞, while -1/12 is the value of the Riemann zeta function's analytic continuation at z=-1, connected thr...