Facebook Page
Twitter
RSS
+ Post New Thread
Page 1 of 9 123 ... LastLast
Threads 1 to 30 of 261

Forum: Number Theory

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

  1. Normal Thread Normal Threads

  2. Modulo multiplication

    Started by mathmari, December 6th, 2016 17:25
    $xin, definition, mathbbn_0$, wondering, ymod
    • Replies: 3
    • Views: 164
    December 26th, 2016, 09:27 Go to last post
  3. A Vedic Math method

    Started by RLBrown, December 17th, 2016 22:27
    • Replies: 2
    • Views: 126
    December 18th, 2016, 14:34 Go to last post
  4. [SOLVED] 4-adic expansion

    Started by mathmari, December 9th, 2016 08:00
    • Replies: 2
    • Views: 146
    December 18th, 2016, 00:07 Go to last post
  5. Factorisation Related Question

    Started by PeterJ, November 16th, 2016 20:09
    calculation, digits, factorisation, number, question
    • Replies: 3
    • Views: 145
    November 19th, 2016, 09:54 Go to last post
  6. Find pairs of integers (m,n):

    Started by lfdahl, November 7th, 2016 15:25
    empty, find, integers, pairs, solutions
    • Replies: 6
    • Views: 262
    November 9th, 2016, 08:23 Go to last post
  7. Number Theory for Electronic Signal Frequency Synthesis

    Started by Garan, October 30th, 2016 13:47
    4000, electronic, frequency, number, problem
    • Replies: 5
    • Views: 244
    October 31st, 2016, 14:10 Go to last post
    • Replies: 0
    • Views: 134
    October 23rd, 2016, 04:12 Go to last post
  8. 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: 190
    October 3rd, 2016, 16:20 Go to last post
  9. Is this Calculation Possible?

    Started by PeterJ, September 5th, 2016 09:48
    calculate, number, products, remainder, sieve
    • Replies: 6
    • Views: 403
    September 24th, 2016, 04:32 Go to last post
  10. Prove prime test conjecture.

    Started by RLBrown, July 24th, 2016 02:34
    beginarrayc, endarray, fracn+12, n-1, prove
    • Replies: 1
    • Views: 352
    July 24th, 2016, 09:10 Go to last post
  11. Problem of Calculating Probabilities

    Started by PeterJ, July 22nd, 2016 14:09
    calculate, chance, easy, probability, product
    • Replies: 2
    • Views: 288
    July 23rd, 2016, 09:47 Go to last post
  12. Seeking Help with a Calculation

    Started by PeterJ, July 7th, 2016 09:08
    figure, increases, primes, range, sqrtp
    • Replies: 7
    • Views: 486
    July 15th, 2016, 07:31 Go to last post
  13. Result of Euclidean division

    Started by evinda, May 15th, 2016 05:00
    2 Pages
    1 2
    • Replies: 14
    • Views: 993
    May 16th, 2016, 06:45 Go to last post
  14. Sum of divisors of prime

    Started by mathworker, May 7th, 2016 09:32
    divisors, find, numbers, problem, sum
    • Replies: 0
    • Views: 349
    May 7th, 2016, 09:32 Go to last post
  15. Brute force calculation of P(200)

    Started by Annoying Twit, April 10th, 2016 17:04
    int, long, macmahon, number, target
    • Replies: 2
    • Views: 613
    April 30th, 2016, 03:19 Go to last post
  16. Prove this function changes parity.

    Started by e2theipi2026, April 29th, 2016 12:23
    composite, function, number, parity, prove
    • Replies: 0
    • Views: 274
    April 29th, 2016, 12:23 Go to last post
  17. Does this imply infinite twins?

    Started by e2theipi2026, April 28th, 2016 23:53
    counting, function, prime, p_n, twin
    • Replies: 2
    • Views: 382
    April 29th, 2016, 11:54 Go to last post
  18. Describe the units of Z[sqrt 2]

    Started by Peter, October 11th, 2014 03:08
    2 Pages
    1 2
    • Replies: 15
    • Views: 4,524
    April 4th, 2016, 10:46 Go to last post
  19. Hard remainder problem

    Started by Guest, March 15th, 2016 04:21
    $5^2009^1492$, find, hard, problem, remainder
    • Replies: 1
    • Views: 441
    March 15th, 2016, 04:58 Go to last post
  20. Proving an absolute value inequality

    Started by Cbarker1, February 9th, 2016 18:38
    $left|, absolute, case, right|=, xge
    • Replies: 2
    • Views: 615
    February 14th, 2016, 14:55 Go to last post
  21. Linear diophantine equations

    Started by Guest, January 29th, 2016 14:11
    decide, diophantine, equations, false, true
    • Replies: 4
    • Views: 585
    January 30th, 2016, 02:35 Go to last post
  22. Greatest common divisor

    Started by Guest, January 29th, 2016 14:23
    $n$, common, counterexample, false, integer
    • Replies: 5
    • Views: 635
    January 29th, 2016, 17:55 Go to last post
  23. [SOLVED] Alll Positive Integers proof by contraposition

    Started by tmt, November 30th, 2015 01:17
    $s$, book, inequality, integers, sqrtn$
    • Replies: 1
    • Views: 698
    November 30th, 2015, 09:50 Go to last post
  24. Prime numbers proof by contradiction

    Started by tmt, November 30th, 2015 00:47
    $a^2, b^2, contradiction, numbers, prime
    • Replies: 1
    • Views: 543
    November 30th, 2015, 08:21 Go to last post
  25. [SOLVED] Proof by contraposition for dividing integers

    Started by tmt, November 29th, 2015 23:12
    $bc, akc, contraposition, integers, nmid
    • Replies: 0
    • Views: 390
    November 29th, 2015, 23:12 Go to last post
  26. Sufficient Proof

    Started by tmt, November 29th, 2015 17:48
    n^2, prove, quotient, remainder, theorem
    • Replies: 1
    • Views: 553
    November 29th, 2015, 21:17 Go to last post
  27. [SOLVED] Contrapositive proof

    Started by tmt, November 29th, 2015 20:30
    $m$, $n$, contrapositive, odd, proof
    • Replies: 1
    • Views: 471
    November 29th, 2015, 20:42 Go to last post
  28. Dividing problem

    Started by tmt, November 28th, 2015 18:01
    $a$, integer, proceed, show, unsure
    • Replies: 1
    • Views: 566
    November 28th, 2015, 22:50 Go to last post
  29. [SOLVED] All solutions to equation problem

    Started by tmt, November 24th, 2015 21:11
    $56, equation, find, proceed, solutions
    • Replies: 1
    • Views: 572
    November 24th, 2015, 22:15 Go to last post

Thread Display Options

Use this control to limit the display of threads to those newer than the specified time frame.

Allows you to choose the data by which the thread list will be sorted.

Order threads in...

Note: when sorting by date, 'descending order' will show the newest results first.

Icon Legend

Contains unread posts
Contains unread posts
Contains no unread posts
Contains no unread posts
More than 15 replies or 150 views
Hot thread with unread posts
More than 15 replies or 150 views
Hot thread with no unread posts
Closed Thread
Thread is closed
Thread Contains a Message Written By You
You have posted in this thread

Posting Permissions

  • You may not post new threads
  • You may not post replies
  • You may not post attachments
  • You may not edit your posts
  •  
Math Help Boards