Question

Does pi have every possible string of combinations?

score 45 · Answer 1 · 2019-12-10 16:03:09

45

Views

Does pi have every possible string of combinations?

Published on 10 Dec 2019 - 16:03

score 171 · Answer 2 · 2019-12-11 08:05:54

171

Views

Fibonacci sum for $\pi$: $\sum_{n=1}^\infty\frac{F_{2n}}{n^2\binom{2n}{n}}=\frac{4\pi^2}{25\sqrt5}$

Published on 11 Dec 2019 - 8:05

score 103 · Answer 3 · 2026-03-26 13:30:22

103

Views

Calculating $\pi$ by inscribing and outscribing $2^n$-gons

Published on 26 Mar 2026 - 13:30

score 728 · Answer 4 · 2026-03-25 18:08:14

728

Views

A magnificent series for $\pi-333/106$

Published on 25 Mar 2026 - 18:08

score 172 · Answer 5 · 2019-12-18 08:11:20

172

Views

is $\frac{e}{\pi}$ irrational?

Published on 18 Dec 2019 - 8:11

score 148 · Answer 6 · 2019-12-23 05:03:42

148

Views

Geometric Approximation for Area of Circle Using Calculus

Published on 23 Dec 2019 - 5:03

score 478 · Answer 7 · 2019-12-25 14:47:07

478

Views

Proof of irrationality of infinite continued fractions

Published on 25 Dec 2019 - 14:47

score 141 · Answer 8 · 2026-03-25 23:39:11

141

Views

Is $180^\circ = 3.14..$? Correlating the circumference and diameter in terms of degrees

Published on 25 Mar 2026 - 23:39

score 481 · Answer 9 · 2019-12-30 17:08:18

481

Views

How does this iterative method of calculating $\pi$ work?

Published on 30 Dec 2019 - 17:08

score 34 · Answer 10 · 2019-12-31 01:18:29

34

Views

Upper bound for $\frac{b^n}{n!}\int_0^\pi x^n(\pi -x)^n \sin x\, dx,\, n\in\mathbb{N}_0,\, b\in\mathbb{N}$

Published on 31 Dec 2019 - 1:18

score 250 · Answer 11 · 2026-03-26 06:29:12

250

Views

Possibility of finding exact value of circle area

Published on 26 Mar 2026 - 6:29

score 814 · Answer 12 · 2020-01-01 21:07:28

814

Views

Is this $2020$ holiday formula correct? $\pi\left( \dfrac{\left( \pi!\right)!-\lceil \pi \rceil \pi! }{{\pi}^{\sqrt \pi}-\pi!}\right)=2020$

Published on 01 Jan 2020 - 21:07

score 241 · Answer 13 · 2020-01-02 03:57:30

241

Views

Minimal polynomial of $\pi$ over a field

Published on 02 Jan 2020 - 3:57

score 1.3k · Answer 14 · 2020-01-02 23:59:11

1.3k

Views

Proof of the Existence of All Phone Numbers in $\pi$

Published on 02 Jan 2020 - 23:59

score 289 · Answer 15 · 2020-01-05 09:40:06

289

Views

Proving $2500 \pi-100<\sqrt{1 \cdot 199}+\sqrt{2 \cdot 198}+\cdots+\sqrt{99 \cdot 101}<2500\pi$ by geometric methods

Published on 05 Jan 2020 - 9:40

List Question

Does pi have every possible string of combinations?

Fibonacci sum for $\pi$: $\sum_{n=1}^\infty\frac{F_{2n}}{n^2\binom{2n}{n}}=\frac{4\pi^2}{25\sqrt5}$

Calculating $\pi$ by inscribing and outscribing $2^n$-gons

A magnificent series for $\pi-333/106$

is $\frac{e}{\pi}$ irrational?

Geometric Approximation for Area of Circle Using Calculus

Proof of irrationality of infinite continued fractions

Is $180^\circ = 3.14..$? Correlating the circumference and diameter in terms of degrees

How does this iterative method of calculating $\pi$ work?

Upper bound for $\frac{b^n}{n!}\int_0^\pi x^n(\pi -x)^n \sin x\, dx,\, n\in\mathbb{N}_0,\, b\in\mathbb{N}$

Possibility of finding exact value of circle area

Is this $2020$ holiday formula correct? $\pi\left( \dfrac{\left( \pi!\right)!-\lceil \pi \rceil \pi! }{{\pi}^{\sqrt \pi}-\pi!}\right)=2020$

Minimal polynomial of $\pi$ over a field

Proof of the Existence of All Phone Numbers in $\pi$

Proving $2500 \pi-100<\sqrt{1 \cdot 199}+\sqrt{2 \cdot 198}+\cdots+\sqrt{99 \cdot 101}<2500\pi$ by geometric methods

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