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Threads 31 to 60 of 296

Forum: Number Theory

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

  1. Normal Thread Normal Threads

  2. Half factorials

    Started by johng, April 17th, 2017 13:11
    congruent, find, mod, prime, thought
    • Replies: 0
    • Views: 204
    April 17th, 2017, 13:11 Go to last post
  3. Show equivalence

    Started by evinda, March 23rd, 2017 16:08
    $a^d, equiv, pmod, pmodn$, rightarrow
    • Replies: 3
    • Views: 422
    April 8th, 2017, 08:11 Go to last post
  4. RSA for the layman

    Started by matqkks, April 2nd, 2017 05:00
    elementary number theory, layman, number, rsa, teaching
    • Replies: 2
    • Views: 280
    April 2nd, 2017, 19:25 Go to last post
    • Replies: 1
    • Views: 249
    February 21st, 2017, 19:18 Go to last post
    • Replies: 6
    • Views: 699
    February 6th, 2017, 00:51 Go to last post
  5. Modulo multiplication

    Started by mathmari, December 6th, 2016 17:25
    $xin, definition, mathbbn_0$, wondering, ymod
    • Replies: 3
    • Views: 711
    December 26th, 2016, 09:27 Go to last post
  6. A Vedic Math method

    Started by RLBrown, December 17th, 2016 22:27
    • Replies: 2
    • Views: 489
    December 18th, 2016, 14:34 Go to last post
  7. [SOLVED] 4-adic expansion

    Started by mathmari, December 9th, 2016 08:00
    • Replies: 2
    • Views: 445
    December 18th, 2016, 00:07 Go to last post
  8. Factorisation Related Question

    Started by PeterJ, November 16th, 2016 20:09
    calculation, digits, factorisation, number, question
    • Replies: 3
    • Views: 513
    November 19th, 2016, 09:54 Go to last post
  9. Find pairs of integers (m,n):

    Started by lfdahl, November 7th, 2016 15:25
    empty, find, integers, pairs, solutions
    • Replies: 6
    • Views: 759
    November 9th, 2016, 08:23 Go to last post
  10. Number Theory for Electronic Signal Frequency Synthesis

    Started by Garan, October 30th, 2016 13:47
    4000, electronic, frequency, number, problem
    • Replies: 5
    • Views: 726
    October 31st, 2016, 14:10 Go to last post
    • Replies: 0
    • Views: 513
    October 23rd, 2016, 04:12 Go to last post
  11. 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: 619
    October 3rd, 2016, 16:20 Go to last post
  12. Is this Calculation Possible?

    Started by PeterJ, September 5th, 2016 09:48
    calculate, number, products, remainder, sieve
    • Replies: 6
    • Views: 1,001
    September 24th, 2016, 04:32 Go to last post
  13. Prove prime test conjecture.

    Started by RLBrown, July 24th, 2016 02:34
    beginarrayc, endarray, fracn+12, n-1, prove
    • Replies: 1
    • Views: 714
    July 24th, 2016, 09:10 Go to last post
  14. Problem of Calculating Probabilities

    Started by PeterJ, July 22nd, 2016 14:09
    calculate, chance, easy, probability, product
    • Replies: 2
    • Views: 637
    July 23rd, 2016, 09:47 Go to last post
  15. Seeking Help with a Calculation

    Started by PeterJ, July 7th, 2016 09:08
    figure, increases, primes, range, sqrtp
    • Replies: 7
    • Views: 1,075
    July 15th, 2016, 07:31 Go to last post
  16. Result of Euclidean division

    Started by evinda, May 15th, 2016 05:00
    2 Pages
    1 2
    • Replies: 14
    • Views: 2,063
    May 16th, 2016, 06:45 Go to last post
  17. Sum of divisors of prime

    Started by mathworker, May 7th, 2016 09:32
    divisors, find, numbers, problem, sum
    • Replies: 0
    • Views: 641
    May 7th, 2016, 09:32 Go to last post
  18. Brute force calculation of P(200)

    Started by Annoying Twit, April 10th, 2016 17:04
    int, long, macmahon, number, target
    • Replies: 2
    • Views: 2,124
    April 30th, 2016, 03:19 Go to last post
  19. Prove this function changes parity.

    Started by e2theipi2026, April 29th, 2016 12:23
    composite, function, number, parity, prove
    • Replies: 0
    • Views: 463
    April 29th, 2016, 12:23 Go to last post
  20. Does this imply infinite twins?

    Started by e2theipi2026, April 28th, 2016 23:53
    counting, function, prime, p_n, twin
    • Replies: 2
    • Views: 605
    April 29th, 2016, 11:54 Go to last post
  21. Describe the units of Z[sqrt 2]

    Started by Peter, October 11th, 2014 03:08
    2 Pages
    1 2
    • Replies: 15
    • Views: 7,844
    April 4th, 2016, 10:46 Go to last post
  22. Hard remainder problem

    Started by Guest, March 15th, 2016 04:21
    $5^2009^1492$, find, hard, problem, remainder
    • Replies: 1
    • Views: 683
    March 15th, 2016, 04:58 Go to last post
  23. Proving an absolute value inequality

    Started by Cbarker1, February 9th, 2016 18:38
    $left|, absolute, case, right|=, xge
    • Replies: 2
    • Views: 1,140
    February 14th, 2016, 14:55 Go to last post
  24. Linear diophantine equations

    Started by Guest, January 29th, 2016 14:11
    decide, diophantine, equations, false, true
    • Replies: 4
    • Views: 817
    January 30th, 2016, 02:35 Go to last post
  25. Greatest common divisor

    Started by Guest, January 29th, 2016 14:23
    $n$, common, counterexample, false, integer
    • Replies: 5
    • Views: 938
    January 29th, 2016, 17:55 Go to last post
  26. [SOLVED] Alll Positive Integers proof by contraposition

    Started by tmt, November 30th, 2015 01:17
    $s$, book, inequality, integers, sqrtn$
    • Replies: 1
    • Views: 947
    November 30th, 2015, 09:50 Go to last post
  27. Prime numbers proof by contradiction

    Started by tmt, November 30th, 2015 00:47
    $a^2, b^2, contradiction, numbers, prime
    • Replies: 1
    • Views: 718
    November 30th, 2015, 08:21 Go to last post

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Top 104 Thread Starters For "Number Theory"

RankUser NamePercentage Of TotalThreadsMost Recent Thread
1evinda26.277Is there an other way to show ...
2matqkks8.826Wilson's Theorem
3Poirot4.112Congruence equation
3mathmari4.1124-adic expansion
4tmt3.19Alll Positive Integers proof b...
5Alexmahone2.78Prove congruence for powers of...
6jacks2.47Bilinear integer equation
6Cbarker12.47Question 29- How to conclude t...
7caffeinemachine1.44Resurrecting a previous post. ...
7Peter1.44Units of the set of all Eisens...
7mathbalarka1.44Fermat's last theorem (Not to ...
7mathworker1.44Sum of divisors of prime
7mente oscura1.44Fermat's Last Theorem for n=4
7PeterJ1.44Factorisation Related Question
8tda1201.03Eulers phi function, orders, g...
8Guest1.03Hard remainder problem
8Julio1.03Problem Chinese remainder Theo...
8Bibubo1.03Numbers in the same class
8e2theipi20261.03Equivalent Goldbach proof impo...
9conscipost0.72Unit sum composed of unit frac...
9chisigma0.72A question on cryptography...
9Amer0.72Sum of squares history
9pantboio0.72Lattices in complex plane
9suvadip0.72number theory
9Petrus0.72Diophantine equation, modulo
9mathmaniac0.72No. of numbers relatively prim...
9sweatingbear0.72Proof review: x - y = 270
9Yuuki0.72Weight and distance of a binar...
9crypt500.72Least residue
9CONRADDODD0.72Proving irrationality
9RLBrown0.72A Vedic Math method
9Ciaran0.726 digit numbers
9Deanmark0.72Find Last Two Digits
10The Chaz0.31Composites
10Yankel0.31Rsa
10karush0.31find the original number
10dwsmith0.31Repeating decimals (sic) in ba...
10Sudharaka0.31Fermat's Little Theorem
10shmounal0.31p-1 consecutive numbers coprim...
10anemone0.31Prime number and the coefficie...
10MikeD0.31Solving x^6 mod 19
10princeps0.31Fermat pseudoprimes
10I like Serena0.31Proof p=1 mod 4 if p|x^2+1
10bamuelsanks0.31The little theorem and its imp...
10oblixps0.31showing that Q(sqrt(p)) is in ...
10ATroelstein0.31Euler's theorem for calculatin...
10Alan0.31Odd Perfect number must have t...
10nicodemus0.31Help needed in proving of Bezo...
10meow910060.31Generalized Fibonacci and Luca...
10speencer0.31Proof that the product of 4 co...
10zekhnini0.31the 2-rank of a field
10Loiz0.31maximal ideal
10yourskadhir0.31Odd composite property 1
10Albert0.31Two identities
10johng0.31Half factorials
10cbarr0.31Minimum number of twin primes
10Impo0.31Decoding
10Economan0.31Modular arithmetic problem
10MI50.31If c|ab and gcd(b, c) = 1 why ...
10sh9110980.31Beal's conjecture
10shamieh0.31Proofs of Modular Division
10Gerasimov0.31Fractals in relatively prime i...
10KOO0.31If a ≡ b (mod n) then ...
10riemann750240.31Divisibility of Binomial Coeff...
10Fermat0.31primitive root proof
10Pranav0.31Remainder when divided by 29
10nano0.31Divisibility Problems
10lfdahl0.31Find pairs of integers (m,n):
10E010.31A proof about the fibonnaci nu...
10magneto0.31Descriptive numbers
10wreader0.31Math History question - Fibona...
10individ0.31Solutions of Diophantine equat...
10simo0.31greatest common divisor
10Aryth0.31A Strange Identity
10mathgirl0.31Show combinations is even
10Tru2mself0.31Please help figure this out: p...
10Hud1230.31Norms of primes
10kp1005910.31
10VeryWell0.31Diophantine Equations With Thr...
10Grupax0.31Fibonacci divisor
10Olok0.31Why more than 2^(99)
10bitsmath0.31how to find genus of my curve
10javi4100.31primes of the form x^2 + 3y^2
10Kubik0.31Two problems
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10Terry0.31Can someone give a simple expl...
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10karseme0.31Prove that \sqrt{n+\sqrt{n}} i...
10Garan0.31Number Theory for Electronic S...
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10Acquirer0.31Appending a number to itself n...
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10Angel10.31Fermat's Last Theorem
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10johnny0090.31proof & structure in Maths
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10cshao1230.31Induction problem-please help!
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