Basel's problem | Euler's proof | Geometrical proof: 3Blue1Brown

Опубликовано: 05 Август 2026
на канале: Numbrik
1,603
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Problem statement:

1/1 + 1/4 + 1/9 + 1/16 + 1/25 + ... = pi^2/6

0:00 Introduction
0:24 Proof of convergence
1:12 Euler's solution
4:32 Geometrical proof: 3Blue1Brown
8:40 Conclusion

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Some fundamental mistakes
Summation of divergent series is infinity

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