Harmonic Expansion

writer : Sloane, N. J. A.

source : Sequences A054977, A075874, and A096622 in "The On-Line Encyclopedia of Integer Sequences."

page : ...

4-5-2020 1282

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Primitive Pseudoperfect Number

writer : Guy, R. K.

source : Unsolved Problems in Number Theory, 2nd ed. New York: Springer-Verlag

page : ...

28-11-2020 1348

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Googolplex

writer : Kasner, E. and Newman, J. R

source : Mathematics and the Imagination. Redmond, WA: Tempus Books

page : ...

1-8-2020 1349

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Multiplication

writer : Karatsuba, A. and Ofman, Yu

source : "Multiplication of Many-Digital Numbers by Automatic Computers." Doklady Akad. Nauk SSSR 145, 293-294, 1962. Translation in Physics-Doklady 7

page : ...

4-11-2019 1284

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Lemniscate Constant

writer : Abramowitz, M. and Stegun, I. A.

source : Handbook of Mathematical Functions with Formulas, Graphs, and Mathematical Tables, 9th printing. New York: Dover, 1972.

page : ...

3-3-2020 3030

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Constant Problem

writer : Chow, T. Y.

source : "What is a Closed-Form Number." Amer. Math. Monthly 106

page : ...

30-1-2021 4063

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Squarefree

writer : Bellman, R. and Shapiro, H. N.

source : "The Distribution of Squarefree Integers in Small Intervals." Duke Math. J. 21

page : ...

28-12-2020 3497

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Barban,s Constant

writer : Barban, M. B.

source : "The Large Sieve Method and Its Application to Number Theory." Uspehi Mat. Nauk 21

page : ...

12-3-2020 969

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Explicit Formula

writer : Davenport, H

source : Multiplicative Number Theory, 2nd ed. New York: Springer-Verlag

page : ...

17-8-2020 1311

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Primefree Sequence

writer : Graham, R. L.

source : "A Fibonacci-Like Sequence of Composite Numbers." Math. Mag. 37

page : ...

7-10-2020 2719

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Pi-Prime

writer : Brown, K. S.

source : "Primes in the Decimal Expansion of Pi." http://www.sixfingeredman.net/ref/mathpages-notes/kmath184/kmath184.htm.

page : ...

10-3-2020 2260

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Convergent Sequence

writer : Jeffreys, H. and Jeffreys, B. S.

source : "Bounded, Unbounded, Convergent, Oscillatory." §1.041 in Methods of Mathematical Physics, 3rd ed. Cambridge, England: Cambridge University Press

page : ...

25-10-2020 1153

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QRS Constant

writer : Bailey, D. H.; Borwein, J. M.; and Crandall, R. E.

source : "Resolution of the Quinn-Rand-Strogatz Constant of Nonlinear Physics." Preprint. June 4, 2007. https://users.cs.dal.ca/~jborwein/QRS.pdf.

page : ...

22-4-2020 1252

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Wallis,s Problem

writer : Dickson, L. E.

source : History of the Theory of Numbers, Vol. 1: Divisibility and Primality. New York: Dover

page : pp. 54-56

20-11-2020 1428

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Sieve of Eratosthenes

writer : Conway, J. H. and Guy, R. K.

source : The Book of Numbers. New York: Springer-Verlag

page : ...

2-9-2020 2750

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Sierpiński Number of the First Kind

writer : Ribenboim, P.

source : The New Book of Prime Number Records. New York: Springer-Verlag

page : ...

15-12-2020 1560

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Digit-Shifting Constants

writer : المرجع الالكتروني للمعلوماتيه

source : المرجع الالكتروني للمعلوماتيه

page : ...

23-2-2020 1467

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Pi-Prime

writer : Brown, K. S.

source : "Primes in the Decimal Expansion of Pi." http://www.sixfingeredman.net/ref/mathpages-notes/kmath184/kmath184.htm.

page : ...

19-1-2021 1781

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