Question

Finding a specific sequence of digits in pi

score 3.1k · Answer 1 · 2014-07-12 01:03:28

3.1k

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Finding a specific sequence of digits in pi

Published on 12 Jul 2014 - 1:03

score 101 · Answer 2 · 2026-03-26 04:36:33

101

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Prove that $n\sin\frac{2\pi}{n}-\frac{1}{4}n\sin\frac{4\pi}{n}>\pi$ (corrected inequation)

Published on 26 Mar 2026 - 4:36

score 856 · Answer 3 · 2026-03-25 12:22:40

856

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Another integral for $\pi$

Published on 25 Mar 2026 - 12:22

score 618 · Answer 4 · 2014-07-20 19:50:12

618

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What is the importance of $\pi$ in mathematics?

Published on 20 Jul 2014 - 19:50

score 7k · Answer 5 · 2014-07-28 20:30:02

7k

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How do you use the BBP Formula to calculate the nth digit of π?

Published on 28 Jul 2014 - 20:30

score 8.2k · Answer 6 · 2014-08-12 22:30:38

8.2k

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Lambert's Original Proof that $\pi$ is irrational.

Published on 12 Aug 2014 - 22:30

score 2k · Answer 7 · 2014-08-21 02:15:51

2k

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Intuitive reason for why the Gaussian integral converges to the square root of pi?

Published on 21 Aug 2014 - 2:15

score 522 · Answer 8 · 2026-03-26 03:12:22

522

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Continued fraction expansion of Pi (oeis A001203).

Published on 26 Mar 2026 - 3:12

score 21.1k · Answer 9 · 2014-08-25 10:09:33

21.1k

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Ramanujan's approximation for $\pi$

Published on 25 Aug 2014 - 10:09

score 115 · Answer 10 · 2014-08-28 05:58:46

115

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Direct evaluation of a series from Euler's identity.

Published on 28 Aug 2014 - 5:58

score 264 · Answer 11 · 2026-03-25 23:10:14

264

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How can I visually imagine the area of a circle divided by $\pi$?

Published on 25 Mar 2026 - 23:10

score 206 · Answer 12 · 2014-08-31 20:18:21

206

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Showing that $ \int_{0}^{\pi / 4} \arctan \! \left( \sqrt{\frac{\cos 2x}{2 \cos^{2} x}} \right) \mathrm{d}{x} = \frac{\pi^{2}}{24} $.

Published on 31 Aug 2014 - 20:18

score 18.1k · Answer 13 · 2014-09-03 22:52:09

18.1k

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Finding the exact area of a circle?

Published on 03 Sep 2014 - 22:52

score 251 · Answer 14 · 2014-09-09 14:06:57

251

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Find Pi using integral

Published on 09 Sep 2014 - 14:06

score 97 · Answer 15 · 2014-09-10 22:55:06

97

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Calculate digits of $\pi$ without needing to reuse them

Published on 10 Sep 2014 - 22:55

List Question

Finding a specific sequence of digits in pi

Prove that $n\sin\frac{2\pi}{n}-\frac{1}{4}n\sin\frac{4\pi}{n}>\pi$ (corrected inequation)

Another integral for $\pi$

What is the importance of $\pi$ in mathematics?

How do you use the BBP Formula to calculate the nth digit of π?

Lambert's Original Proof that $\pi$ is irrational.

Intuitive reason for why the Gaussian integral converges to the square root of pi?

Continued fraction expansion of Pi (oeis A001203).

Ramanujan's approximation for $\pi$

Direct evaluation of a series from Euler's identity.

How can I visually imagine the area of a circle divided by $\pi$?

Showing that $ \int_{0}^{\pi / 4} \arctan \! \left( \sqrt{\frac{\cos 2x}{2 \cos^{2} x}} \right) \mathrm{d}{x} = \frac{\pi^{2}}{24} $.

Finding the exact area of a circle?

Find Pi using integral

Calculate digits of $\pi$ without needing to reuse them

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