Mathematical coincidence (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Mathematical coincidence" in English language version.

refsWebsite

Global rank English rank

8books.google.com

3^rd place

7wolfram.com

513^th place

537^th place

7web.archive.org

1^st place

7oeis.org

742^nd place

538^th place

3doi.org

2^nd place

3harvard.edu

18^th place

17^th place

2semanticscholar.org

11^th place

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2arxiv.org

69^th place

59^th place

2stackexchange.com

1,983^rd place

1,330^th place

2jstor.org

26^th place

20^th place

2utm.edu

1,379^th place

1,175^th place

1archive.org

6^th place

1contestcen.com

low place

1lbl.gov

2,509^th place

2,329^th place

1davidhbailey.com

low place

1cern.ch

1,959^th place

1,611^th place

1mathoverflow.net

low place

1uni-goettingen.de

2,594^th place

2,546^th place

1ams.org

451^st place

277^th place

1stetson.edu

low place

1numericana.com

low place

1wired.com

193^rd place

152^nd place

1nist.gov

355^th place

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1xkcd.com

low place

ams.org (Global: 451^st place; English: 277^th place)

mathscinet.ams.org

Arratia, Richard; Goldstein, Larry; Gordon, Louis (1990). "Poisson approximation and the Chen-Stein method". Statistical Science. 5 (4): 403–434. doi:10.1214/ss/1177012015. JSTOR 2245366. MR 1092983.

archive.org (Global: 6^th place; English: 6^th place)

Reprinted as Gardner, Martin (2001). "Six Sensational Discoveries". The Colossal Book of Mathematics. New York: W. W. Norton & Company. pp. 674–694. ISBN 978-0-393-02023-6.

arxiv.org (Global: 69^th place; English: 59^th place)

Maze, G.; Minder, L. (28 June 2005), A New Family of Almost Identities, p. 1, arXiv:math/0409014
Irkhin, V. Yu. (13 June 2022), Relations between $e$ and $\pi$ : Nilakantha's series and Stirling's formula, p. 1, arXiv:2206.07174

books.google.com (Global: 3^rd place; English: 3^rd place)

Manfred Robert Schroeder (2008). Number theory in science and communication (2nd ed.). Springer. pp. 26–28. ISBN 978-3-540-85297-1.
Petr Beckmann (1971). A History of Pi. Macmillan. pp. 101, 170. ISBN 978-0-312-38185-1.
Yoshio Mikami (1913). Development of Mathematics in China and Japan. B. G. Teubner. p. 135.
Eric W. Weisstein (2003). CRC concise encyclopedia of mathematics. CRC Press. p. 2232. ISBN 978-1-58488-347-0.
Roger Herz-Fischler (2000). The Shape of the Great Pyramid. Wilfrid Laurier University Press. p. 67. ISBN 978-0-889-20324-2.
Ottmar Beucher (2008). Matlab und Simulink. Pearson Education. p. 195. ISBN 978-3-8273-7340-3.
K. Ayob (2008). Digital Filters in Hardware: A Practical Guide for Firmware Engineers. Trafford Publishing. p. 278. ISBN 978-1-4251-4246-9.
Cracking the AP Physics B & C Exam, 2004–2005 Edition. Princeton Review Publishing. 2003. p. 25. ISBN 978-0-375-76387-8.

cern.ch (Global: 1,959^th place; English: 1,611^th place)

rtomas.web.cern.ch

"Rogelio Tomas' web page".

contestcen.com (Global: low place; English: low place)

Rubin, Frank. "The Contest Center – Pi".

davidhbailey.com (Global: low place; English: low place)

Bailey, David H.; Borwein, Jonathan M. (December 1, 2005). "Future Prospects for Computer-Assisted Mathematics" (PDF).

doi.org (Global: 2^nd place; English: 2^nd place)

Bailey, David; Borwein, Jonathan; Kapoor, Vishal; Weisstein, Eric (9 March 2006). "Ten Problems in Experimental Mathematics" (PDF). The American Mathematical Monthly. 113 (6): 22. doi:10.1080/00029890.2006.11920330. S2CID 13560576. Archived from the original (PDF) on 18 April 2007.
Arratia, Richard; Goldstein, Larry; Gordon, Louis (1990). "Poisson approximation and the Chen-Stein method". Statistical Science. 5 (4): 403–434. doi:10.1214/ss/1177012015. JSTOR 2245366. MR 1092983.
Whittaker, Edmund (1945). "Eddington's Theory of the Constants of Nature". The Mathematical Gazette. 29 (286): 137–144. doi:10.2307/3609461. JSTOR 3609461. S2CID 125122360.

harvard.edu (Global: 18^th place; English: 17^th place)

abel.math.harvard.edu

Elkies, Noam D. (2015). "Lecture notes for Math 229: Introduction to Analytic Number Theory (Fall 2015)". Archived from the original on 22 September 2021. Retrieved 21 September 2025.
Elkies, Noam D. (2002). "Math 229: Introduction to Analytic Number Theory" (PDF). p. 7. Archived from the original (PDF) on 22 September 2004. Retrieved 21 September 2025.

math.harvard.edu

Elkies, Noam. "Why is $\pi ^{2}$ so close to 10?" (PDF).

jstor.org (Global: 26^th place; English: 20^th place)

Arratia, Richard; Goldstein, Larry; Gordon, Louis (1990). "Poisson approximation and the Chen-Stein method". Statistical Science. 5 (4): 403–434. doi:10.1214/ss/1177012015. JSTOR 2245366. MR 1092983.
Whittaker, Edmund (1945). "Eddington's Theory of the Constants of Nature". The Mathematical Gazette. 29 (286): 137–144. doi:10.2307/3609461. JSTOR 3609461. S2CID 125122360.

lbl.gov (Global: 2,509^th place; English: 2,329^th place)

crd.lbl.gov

Bailey, David; Borwein, Jonathan; Kapoor, Vishal; Weisstein, Eric (9 March 2006). "Ten Problems in Experimental Mathematics" (PDF). The American Mathematical Monthly. 113 (6): 22. doi:10.1080/00029890.2006.11920330. S2CID 13560576. Archived from the original (PDF) on 18 April 2007.

mathoverflow.net (Global: low place; English: low place)

Elkies, Noam D. (23 May 2013). "How closed-form conjectures are made? - Comment by Noam D. Elkies". MathOverflow. Retrieved 20 September 2025.

nist.gov (Global: 355^th place; English: 454^th place)

physics.nist.gov

"Rydberg constant times c in Hz". Fundamental physical constants. NIST. Retrieved 25 July 2011.

numericana.com (Global: low place; English: low place)

Michon, Gérard P. "Numerical Coincidences in Man-Made Numbers". Mathematical Miracles. Retrieved 29 April 2011.

oeis.org (Global: 742^nd place; English: 538^th place)

(sequence A014080 in the OEIS)
(sequence A061209 in the OEIS)
(sequence A005188 in the OEIS)
(sequence A064942 in the OEIS)
(sequence A032799 in the OEIS)
Conway, John H. "Five $1,000 Problems (Update 2017)" (PDF). Online Encyclopedia of Integer Sequences. Retrieved 2024-04-15.
(sequence A230625 in the OEIS)

semanticscholar.org (Global: 11^th place; English: 8^th place)

api.semanticscholar.org

Bailey, David; Borwein, Jonathan; Kapoor, Vishal; Weisstein, Eric (9 March 2006). "Ten Problems in Experimental Mathematics" (PDF). The American Mathematical Monthly. 113 (6): 22. doi:10.1080/00029890.2006.11920330. S2CID 13560576. Archived from the original (PDF) on 18 April 2007.
Whittaker, Edmund (1945). "Eddington's Theory of the Constants of Nature". The Mathematical Gazette. 29 (286): 137–144. doi:10.2307/3609461. JSTOR 3609461. S2CID 125122360.

stackexchange.com (Global: 1,983^rd place; English: 1,330^th place)

math.stackexchange.com

"Curious relation between $e$ and $\pi$ that produces almost integers". Math Stack Exchange. December 26, 2016. Retrieved 2017-12-04.
"Proving the identity $\textstyle \sum _{n=-\infty }^{\infty }e^{-\pi n^{2}x}=x^{-1/2}\sum _{n=-\infty }^{\infty }e^{-\pi n^{2}/x}$ ". Stack Exchange. December 5, 2013. Retrieved 2017-12-04.

stetson.edu (Global: low place; English: low place)

Erich Friedman, Problem of the Month (August 2000) Archived 2019-11-07 at the Wayback Machine.

uni-goettingen.de (Global: 2,594^th place; English: 2,546^th place)

gdz.sub.uni-goettingen.de

Glaisher, J. W. L. "An Approximate Numerical Theorem Involving e and π". The Quarterly Journal of Pure and Applied Mathematics – via Göttinger Digitalisierungszentrum.

utm.edu (Global: 1,379^th place; English: 1,175^th place)

primes.utm.edu

"Prime Curios! 499999". Prime Curios.
Prime Curios!: 343.

web.archive.org (Global: 1^st place; English: 1^st place)

Bailey, David; Borwein, Jonathan; Kapoor, Vishal; Weisstein, Eric (9 March 2006). "Ten Problems in Experimental Mathematics" (PDF). The American Mathematical Monthly. 113 (6): 22. doi:10.1080/00029890.2006.11920330. S2CID 13560576. Archived from the original (PDF) on 18 April 2007.
"Almost Integer". 10 November 2023. Archived from the original on 27 November 2023.
"Almost Integer". 1 December 2023. Archived from the original on 3 December 2023. (A. Doman, Sep. 18, 2023, communicated by D. Bamberger, Nov. 26, 2023). Amusingly, the choice of π≈22/7 (which is not mathematically significant compared to other choices except that it makes the final form very simple) in the last step makes the formula an order of magnitude more precise than it would otherwise be.
Elkies, Noam D. (2015). "Lecture notes for Math 229: Introduction to Analytic Number Theory (Fall 2015)". Archived from the original on 22 September 2021. Retrieved 21 September 2025.
Elkies, Noam D. (2002). "Math 229: Introduction to Analytic Number Theory" (PDF). p. 7. Archived from the original (PDF) on 22 September 2004. Retrieved 21 September 2025.
What's Special About This Number? (archived)
Erich Friedman, Problem of the Month (August 2000) Archived 2019-11-07 at the Wayback Machine.

wired.com (Global: 193^rd place; English: 152^nd place)

"What Does Pi Have To Do With Gravity?". Wired. March 8, 2013. Retrieved October 15, 2015.

wolfram.com (Global: 513^th place; English: 537^th place)

mathworld.wolfram.com

Mathworld, Pi Approximations, Line 47
Weisstein, Eric W. "Almost Integer". MathWorld.
"Almost Integer". 10 November 2023. Archived from the original on 27 November 2023.
"Almost Integer". 1 December 2023. Archived from the original on 3 December 2023. (A. Doman, Sep. 18, 2023, communicated by D. Bamberger, Nov. 26, 2023). Amusingly, the choice of π≈22/7 (which is not mathematically significant compared to other choices except that it makes the final form very simple) in the last step makes the formula an order of magnitude more precise than it would otherwise be.
Weisstein, Eric W. "Almost Integer". mathworld.wolfram.com. Retrieved 2022-07-15.
Weisstein, Eric. "Münchhausen Number". mathworld.wolfram.com. Retrieved 2017-12-04.
Weisstein, Eric W. "Anomalous Cancellation". MathWorld.

xkcd.com (Global: low place; English: low place)

what-if.xkcd.com

"A Mole of Moles". what-if.xkcd.com. Retrieved 2018-09-12.

Mathematical coincidence (English Wikipedia)

ams.org (Global: 451st place; English: 277th place)

mathscinet.ams.org

archive.org (Global: 6th place; English: 6th place)

arxiv.org (Global: 69th place; English: 59th place)

books.google.com (Global: 3rd place; English: 3rd place)

cern.ch (Global: 1,959th place; English: 1,611th place)

rtomas.web.cern.ch

contestcen.com (Global: low place; English: low place)

davidhbailey.com (Global: low place; English: low place)

doi.org (Global: 2nd place; English: 2nd place)

harvard.edu (Global: 18th place; English: 17th place)

abel.math.harvard.edu

math.harvard.edu

jstor.org (Global: 26th place; English: 20th place)

lbl.gov (Global: 2,509th place; English: 2,329th place)

crd.lbl.gov

mathoverflow.net (Global: low place; English: low place)

nist.gov (Global: 355th place; English: 454th place)

physics.nist.gov

numericana.com (Global: low place; English: low place)

oeis.org (Global: 742nd place; English: 538th place)

semanticscholar.org (Global: 11th place; English: 8th place)

api.semanticscholar.org

stackexchange.com (Global: 1,983rd place; English: 1,330th place)

math.stackexchange.com

stetson.edu (Global: low place; English: low place)

uni-goettingen.de (Global: 2,594th place; English: 2,546th place)

gdz.sub.uni-goettingen.de

utm.edu (Global: 1,379th place; English: 1,175th place)

primes.utm.edu

web.archive.org (Global: 1st place; English: 1st place)

wired.com (Global: 193rd place; English: 152nd place)

wolfram.com (Global: 513th place; English: 537th place)

mathworld.wolfram.com

xkcd.com (Global: low place; English: low place)

what-if.xkcd.com

ams.org (Global: 451^st place; English: 277^th place)

archive.org (Global: 6^th place; English: 6^th place)

arxiv.org (Global: 69^th place; English: 59^th place)

books.google.com (Global: 3^rd place; English: 3^rd place)

cern.ch (Global: 1,959^th place; English: 1,611^th place)

doi.org (Global: 2^nd place; English: 2^nd place)

harvard.edu (Global: 18^th place; English: 17^th place)

jstor.org (Global: 26^th place; English: 20^th place)

lbl.gov (Global: 2,509^th place; English: 2,329^th place)

nist.gov (Global: 355^th place; English: 454^th place)

oeis.org (Global: 742^nd place; English: 538^th place)

semanticscholar.org (Global: 11^th place; English: 8^th place)

stackexchange.com (Global: 1,983^rd place; English: 1,330^th place)

uni-goettingen.de (Global: 2,594^th place; English: 2,546^th place)

utm.edu (Global: 1,379^th place; English: 1,175^th place)

web.archive.org (Global: 1^st place; English: 1^st place)

wired.com (Global: 193^rd place; English: 152^nd place)

wolfram.com (Global: 513^th place; English: 537^th place)