Question

Does digits of pi contain all possible substrings?

score 1.7k · Answer 1 · 2017-03-15 11:41:49

1.7k

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Does digits of pi contain all possible substrings?

Published on 15 Mar 2017 - 11:41

score 593 · Answer 2 · 2026-03-26 04:51:24

593

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Proof of an Elliptic Integral Relation

Published on 26 Mar 2026 - 4:51

score 82 · Answer 3 · 2017-03-15 14:47:54

82

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It's Pi Day - Can we find other Hwang-type identities for $\frac{\pi}{4}$?

Published on 15 Mar 2017 - 14:47

score 1.9k · Answer 4 · 2017-03-16 22:19:33

1.9k

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Calculating of PI from sin() function in Java

Published on 16 Mar 2017 - 22:19

score 6.9k · Answer 5 · 2017-03-17 04:09:28

6.9k

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To what extent is pi non-repeating?

Published on 17 Mar 2017 - 4:09

score 134 · Answer 6 · 2017-03-19 08:16:31

Find closed form of Wallis's product type $\prod_{n=1}^{\infty}\left(\prod_{k=0}^{m}(n+k)^{{m\choose k}(-1)^k}\right)^{(-1)^n}$

score 165 · Answer 7 · 2017-03-20 12:15:16

165

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How does one show that $\prod_{k=1}^{\infty}\left(\prod_{j=1}^{\infty}{(2j)^{2^k}-1\over (2j)^{2^k}+1}\right)^{1/2^k}={2\over \pi}?$

Published on 20 Mar 2017 - 12:15

score 457 · Answer 8 · 2017-03-26 19:43:29

457

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Proving $\int_{-\infty}^{+\infty}{\mathrm dx\over x^2}\cdot\left(2-{\sin x\over \sin\left({x\over 2}\right)}\right)^{n+1}={2n\choose n}\pi$

Published on 26 Mar 2017 - 19:43

score 445 · Answer 9 · 2017-03-28 05:11:49

445

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How did Dr. Niven constructed the polynomial in his proof that $\pi$ was irrational

Published on 28 Mar 2017 - 5:11

score 641 · Answer 10 · 2017-03-29 19:00:54

641

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How are the Machin Pi formulas found?

Published on 29 Mar 2017 - 19:00

score 1.3k · Answer 11 · 2017-03-31 01:02:27

1.3k

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Find value of Sin(theta) = -0.428

Published on 31 Mar 2017 - 1:02

score 426 · Answer 12 · 2026-03-27 09:48:15

426

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Does Champernowne's constant converge to the digits of $\pi$?

Published on 27 Mar 2026 - 9:48

score 1.2k · Answer 13 · 2026-03-25 12:24:01

1.2k

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Is Pi - π a palindrome?

Published on 25 Mar 2026 - 12:24

score 283 · Answer 14 · 2023-02-08 08:15:50

283

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Prove $ \int_0^{\infty} \frac{\ln ^3 x}{(1+x)^{n}} d x =A+B \pi^2$ for some rational numbers $A$ and $B$, where $n\neq 1 $

Published on 08 Feb 2023 - 8:15

score 441 · Answer 15 · 2026-03-26 08:14:42

441

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Relation between $\phi$ and $\pi$

Published on 26 Mar 2026 - 8:14

List Question

Does digits of pi contain all possible substrings?

Proof of an Elliptic Integral Relation

It's Pi Day - Can we find other Hwang-type identities for $\frac{\pi}{4}$?

Calculating of PI from sin() function in Java

To what extent is pi non-repeating?

Find closed form of Wallis's product type $\prod_{n=1}^{\infty}\left(\prod_{k=0}^{m}(n+k)^{{m\choose k}(-1)^k}\right)^{(-1)^n}$

How does one show that $\prod_{k=1}^{\infty}\left(\prod_{j=1}^{\infty}{(2j)^{2^k}-1\over (2j)^{2^k}+1}\right)^{1/2^k}={2\over \pi}?$

Proving $\int_{-\infty}^{+\infty}{\mathrm dx\over x^2}\cdot\left(2-{\sin x\over \sin\left({x\over 2}\right)}\right)^{n+1}={2n\choose n}\pi$

How did Dr. Niven constructed the polynomial in his proof that $\pi$ was irrational

How are the Machin Pi formulas found?

Find value of Sin(theta) = -0.428

Does Champernowne's constant converge to the digits of $\pi$?

Is Pi - π a palindrome?

Prove $ \int_0^{\infty} \frac{\ln ^3 x}{(1+x)^{n}} d x =A+B \pi^2$ for some rational numbers $A$ and $B$, where $n\neq 1 $

Relation between $\phi$ and $\pi$

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