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Threads 1 to 30 of 270

Forum: Number Theory

Classical Number Theory, Algebraic and Analytic Number Theory, Number Theoretic Cryptography

  1. Normal Thread Normal Threads

  2. e^(π) and π^(e)

    Started by RTCNTC, May 15th, 2017 10:44
    π^e, 3.1, approximately, e^π, multiply
    • Replies: 1
    • Views: 104
    May 16th, 2017, 17:30 Go to last post
  3. [SOLVED] How to show that the Fibonacci sequence is a divisibility sequence?

    Started by FallArk, April 26th, 2017 11:54
    divisibility, fibonacci, prove, sequence, wanted
    • Replies: 1
    • Views: 109
    April 26th, 2017, 17:55 Go to last post
  4. Wilson's Theorem

    Started by matqkks, April 24th, 2017 03:29
    p-1, prime, theorem, wilsonís, working
    • Replies: 0
    • Views: 91
    April 24th, 2017, 03:29 Go to last post
  5. Fermat's Little Theorem

    Started by matqkks, April 23rd, 2017 15:02
    fermats, flt, learn, students, theorem
    • Replies: 0
    • Views: 91
    April 23rd, 2017, 15:02 Go to last post
  6. Half factorials

    Started by johng, April 17th, 2017 13:11
    congruent, find, mod, prime, thought
    • Replies: 0
    • Views: 82
    April 17th, 2017, 13:11 Go to last post
  7. Show equivalence

    Started by evinda, March 23rd, 2017 16:08
    $a^d, equiv, pmod, pmodn$, rightarrow
    • Replies: 3
    • Views: 209
    April 8th, 2017, 08:11 Go to last post
  8. RSA for the layman

    Started by matqkks, April 2nd, 2017 05:00
    elementary number theory, layman, number, rsa, teaching
    • Replies: 2
    • Views: 123
    April 2nd, 2017, 19:25 Go to last post
    • Replies: 1
    • Views: 121
    February 21st, 2017, 19:18 Go to last post
    • Replies: 6
    • Views: 363
    February 6th, 2017, 00:51 Go to last post
  9. Modulo multiplication

    Started by mathmari, December 6th, 2016 17:25
    $xin, definition, mathbbn_0$, wondering, ymod
    • Replies: 3
    • Views: 381
    December 26th, 2016, 09:27 Go to last post
  10. A Vedic Math method

    Started by RLBrown, December 17th, 2016 22:27
    • Replies: 2
    • Views: 258
    December 18th, 2016, 14:34 Go to last post
  11. [SOLVED] 4-adic expansion

    Started by mathmari, December 9th, 2016 08:00
    • Replies: 2
    • Views: 287
    December 18th, 2016, 00:07 Go to last post
  12. Factorisation Related Question

    Started by PeterJ, November 16th, 2016 20:09
    calculation, digits, factorisation, number, question
    • Replies: 3
    • Views: 266
    November 19th, 2016, 09:54 Go to last post
  13. Find pairs of integers (m,n):

    Started by lfdahl, November 7th, 2016 15:25
    empty, find, integers, pairs, solutions
    • Replies: 6
    • Views: 459
    November 9th, 2016, 08:23 Go to last post
  14. Number Theory for Electronic Signal Frequency Synthesis

    Started by Garan, October 30th, 2016 13:47
    4000, electronic, frequency, number, problem
    • Replies: 5
    • Views: 420
    October 31st, 2016, 14:10 Go to last post
    • Replies: 0
    • Views: 260
    October 23rd, 2016, 04:12 Go to last post
  15. Prove congruence for powers of 2

    Started by Alexmahone, October 2nd, 2016 13:36
    $a^n/4equiv, $phin=n/2$, 1pmodn$, eulers, prove
    • Replies: 3
    • Views: 336
    October 3rd, 2016, 16:20 Go to last post
  16. Is this Calculation Possible?

    Started by PeterJ, September 5th, 2016 09:48
    calculate, number, products, remainder, sieve
    • Replies: 6
    • Views: 612
    September 24th, 2016, 04:32 Go to last post
  17. Prove prime test conjecture.

    Started by RLBrown, July 24th, 2016 02:34
    beginarrayc, endarray, fracn+12, n-1, prove
    • Replies: 1
    • Views: 514
    July 24th, 2016, 09:10 Go to last post
  18. Problem of Calculating Probabilities

    Started by PeterJ, July 22nd, 2016 14:09
    calculate, chance, easy, probability, product
    • Replies: 2
    • Views: 413
    July 23rd, 2016, 09:47 Go to last post
  19. Seeking Help with a Calculation

    Started by PeterJ, July 7th, 2016 09:08
    figure, increases, primes, range, sqrtp
    • Replies: 7
    • Views: 706
    July 15th, 2016, 07:31 Go to last post
  20. Result of Euclidean division

    Started by evinda, May 15th, 2016 05:00
    2 Pages
    1 2
    • Replies: 14
    • Views: 1,424
    May 16th, 2016, 06:45 Go to last post
  21. Sum of divisors of prime

    Started by mathworker, May 7th, 2016 09:32
    divisors, find, numbers, problem, sum
    • Replies: 0
    • Views: 464
    May 7th, 2016, 09:32 Go to last post
  22. Brute force calculation of P(200)

    Started by Annoying Twit, April 10th, 2016 17:04
    int, long, macmahon, number, target
    • Replies: 2
    • Views: 963
    April 30th, 2016, 03:19 Go to last post
  23. Prove this function changes parity.

    Started by e2theipi2026, April 29th, 2016 12:23
    composite, function, number, parity, prove
    • Replies: 0
    • Views: 333
    April 29th, 2016, 12:23 Go to last post
  24. Does this imply infinite twins?

    Started by e2theipi2026, April 28th, 2016 23:53
    counting, function, prime, p_n, twin
    • Replies: 2
    • Views: 482
    April 29th, 2016, 11:54 Go to last post
  25. Describe the units of Z[sqrt 2]

    Started by Peter, October 11th, 2014 03:08
    2 Pages
    1 2
    • Replies: 15
    • Views: 5,598
    April 4th, 2016, 10:46 Go to last post
  26. Hard remainder problem

    Started by Guest, March 15th, 2016 04:21
    $5^2009^1492$, find, hard, problem, remainder
    • Replies: 1
    • Views: 505
    March 15th, 2016, 04:58 Go to last post
  27. Proving an absolute value inequality

    Started by Cbarker1, February 9th, 2016 18:38
    $left|, absolute, case, right|=, xge
    • Replies: 2
    • Views: 741
    February 14th, 2016, 14:55 Go to last post

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