List questions from pi

Published on 02 Apr 2026 - 21:44

207

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Is this general nested radical for $\pi$ true?

Published on 27 Mar 2026 - 22:59

189

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Randomized algorithm to estimate $\pi$

Published on 28 Mar 2026 - 16:44

373

Views

Finding the formula for the circumference of a circle with sequences

Published on 17 Dec 2022 - 16:15

272

Views

Find $a_n$ such that the formula is equal to $\zeta(2)$

Published on 30 Mar 2026 - 11:37

140

Views

Rational approximation of $\pi$ by recursion

Published on 20 Dec 2022 - 17:06

220

Views

Does $\pi$ have countably or uncountably many decimal digits?

Published on 30 Mar 2026 - 2:05

198

Views

Approximations of Euler's constant using $\pi$

Published on 27 Mar 2026 - 8:39

32

Views

Period of sine and cosine defined by Taylor series

Published on 27 Dec 2022 - 16:26

110

Views

At which point (at what location in the string of digits) do the first $n$ digits of $\pi$ repeat themselves for the first time.

Published on 02 Apr 2026 - 23:21

254

Views

Numerical analysis: Find binary representation of $\pi$ and $e$

Published on 23 Feb 2026 - 21:44

1.2k

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Conjecture: The sequence $\frac{2}{n} \sum_{i=1}^n \sqrt{\frac{n}{i-\frac{1}{2}}-1}$ converges to $\pi$

Published on 24 Jan 2023 - 16:44

45

Views

In the sequence of integers whose sine values approach $0$, does $a_n/a_{n-1}$ have an upper bound? What about $a_n/na_{n-1}$?

Published on 04 Apr 2026 - 4:11

587

Views

What is the name of this sequence that approximates $\pi$?

Published on 28 Jan 2023 - 21:00

List Question

Convert Base16 to Base10

Is this general nested radical for $\pi$ true?

Randomized algorithm to estimate $\pi$

Finding the formula for the circumference of a circle with sequences

Find $a_n$ such that the formula is equal to $\zeta(2)$

Rational approximation of $\pi$ by recursion

Does $\pi$ have countably or uncountably many decimal digits?

Approximations of Euler's constant using $\pi$

Period of sine and cosine defined by Taylor series

At which point (at what location in the string of digits) do the first $n$ digits of $\pi$ repeat themselves for the first time.

Numerical analysis: Find binary representation of $\pi$ and $e$

Conjecture: The sequence $\frac{2}{n} \sum_{i=1}^n \sqrt{\frac{n}{i-\frac{1}{2}}-1}$ converges to $\pi$

In the sequence of integers whose sine values approach $0$, does $a_n/a_{n-1}$ have an upper bound? What about $a_n/na_{n-1}$?

What is the name of this sequence that approximates $\pi$?

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