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Forum: Number Theory

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

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  2. How to prove this inequality?

    Started by Cbarker1, October 15th, 2017 19:56
    $$n^2-n0$$, inequality, negative, prove, theorem
    • Replies: 1
    • Views: 32
    October 15th, 2017, 20:10 Go to last post
  3. How to show uniqueness in this statement for integers

    Started by Cbarker1, October 15th, 2017 12:12
    $$n^2+2=3$$, integer, statement, theorem, unique
    • Replies: 2
    • Views: 49
    October 15th, 2017, 12:28 Go to last post
  4. Prove this theorem

    Started by Cbarker1, October 12th, 2017 18:40
    assume, integer, lost, prove, square
    • Replies: 1
    • Views: 72
    October 13th, 2017, 11:40 Go to last post
  5. Number of bit operations

    Started by evinda, September 24th, 2017 17:01
    2 Pages
    1 2
    $a^n-1, bit, number, operations, time
    • Replies: 14
    • Views: 188
    October 12th, 2017, 11:36 Go to last post
  6. Integral multiple of 4

    Started by Cbarker1, October 10th, 2017 16:57
    dear, integral, means, multiple, question
    • Replies: 1
    • Views: 46
    October 10th, 2017, 17:03 Go to last post
  7. Level surface

    Started by Elize88, October 8th, 2017 09:53
    level, lineair, planes, prove, surface
    • Replies: 1
    • Views: 90
    October 8th, 2017, 11:58 Go to last post
  8. Questions related to Carmichael number

    Started by evinda, October 1st, 2017 18:28
    $n$, $p_0$, carmichael, number, prime
    • Replies: 0
    • Views: 78
    October 1st, 2017, 18:28 Go to last post
  9. Questions about proof about primality testing

    Started by evinda, September 14th, 2017 08:46
    2 Pages
    1 2
    $n$, $n-1$, cyclic, group, proof
    • Replies: 17
    • Views: 428
    September 29th, 2017, 05:09 Go to last post
  10. Number of steps of euclidean algorithm

    Started by evinda, September 7th, 2017 11:16
    algorithm, euclidean, number, steps, terminates
    • Replies: 4
    • Views: 171
    September 9th, 2017, 10:31 Go to last post
  11. Product of integers that are relatively prime to m

    Started by evinda, September 2nd, 2017 03:52
    3 Pages
    1 2 3
    cdot, cdots, equiv, pmodm$, show
    • Replies: 22
    • Views: 498
    September 9th, 2017, 09:46 Go to last post
  12. Check if N is composite

    Started by evinda, July 31st, 2017 18:36
    3 Pages
    1 2 3
    $n$, $r$, $x+a^n$, composite, remainder
    • Replies: 29
    • Views: 644
    September 4th, 2017, 05:41 Go to last post
  13. Fermat's Last Theorem

    Started by Angel1, July 10th, 2017 11:10
    fermats, length, theorem, thought, triangle
    • Replies: 3
    • Views: 239
    July 10th, 2017, 11:37 Go to last post
  14. e^(π) and π^(e)

    Started by RTCNTC, May 15th, 2017 10:44
    π^e, 3.1, approximately, e^π, multiply
    • Replies: 2
    • Views: 307
    June 7th, 2017, 12:55 Go to last post
  15. [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: 217
    April 26th, 2017, 17:55 Go to last post
  16. Wilson's Theorem

    Started by matqkks, April 24th, 2017 03:29
    p-1, prime, theorem, wilsonís, working
    • Replies: 0
    • Views: 167
    April 24th, 2017, 03:29 Go to last post
  17. Fermat's Little Theorem

    Started by matqkks, April 23rd, 2017 15:02
    fermats, flt, learn, students, theorem
    • Replies: 0
    • Views: 158
    April 23rd, 2017, 15:02 Go to last post
  18. Half factorials

    Started by johng, April 17th, 2017 13:11
    congruent, find, mod, prime, thought
    • Replies: 0
    • Views: 143
    April 17th, 2017, 13:11 Go to last post
  19. Show equivalence

    Started by evinda, March 23rd, 2017 16:08
    $a^d, equiv, pmod, pmodn$, rightarrow
    • Replies: 3
    • Views: 315
    April 8th, 2017, 08:11 Go to last post
  20. RSA for the layman

    Started by matqkks, April 2nd, 2017 05:00
    elementary number theory, layman, number, rsa, teaching
    • Replies: 2
    • Views: 201
    April 2nd, 2017, 19:25 Go to last post
    • Replies: 1
    • Views: 179
    February 21st, 2017, 19:18 Go to last post
    • Replies: 6
    • Views: 534
    February 6th, 2017, 00:51 Go to last post
  21. Modulo multiplication

    Started by mathmari, December 6th, 2016 17:25
    $xin, definition, mathbbn_0$, wondering, ymod
    • Replies: 3
    • Views: 589
    December 26th, 2016, 09:27 Go to last post
  22. A Vedic Math method

    Started by RLBrown, December 17th, 2016 22:27
    • Replies: 2
    • Views: 376
    December 18th, 2016, 14:34 Go to last post
  23. [SOLVED] 4-adic expansion

    Started by mathmari, December 9th, 2016 08:00
    • Replies: 2
    • Views: 371
    December 18th, 2016, 00:07 Go to last post
  24. Factorisation Related Question

    Started by PeterJ, November 16th, 2016 20:09
    calculation, digits, factorisation, number, question
    • Replies: 3
    • Views: 428
    November 19th, 2016, 09:54 Go to last post
  25. Find pairs of integers (m,n):

    Started by lfdahl, November 7th, 2016 15:25
    empty, find, integers, pairs, solutions
    • Replies: 6
    • Views: 672
    November 9th, 2016, 08:23 Go to last post
  26. Number Theory for Electronic Signal Frequency Synthesis

    Started by Garan, October 30th, 2016 13:47
    4000, electronic, frequency, number, problem
    • Replies: 5
    • Views: 637
    October 31st, 2016, 14:10 Go to last post
    • Replies: 0
    • Views: 404
    October 23rd, 2016, 04:12 Go to last post
  27. 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: 510
    October 3rd, 2016, 16:20 Go to last post

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