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Forum: Number Theory

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

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  2. How can we show that one of these congruences hold?

    Started by mathmari, February 6th, 2020 01:58
    5^2=25, 6^2=36, 7^2=49, give, show
    • Replies: 4
    • Views: 432
    February 7th, 2020, 08:11 Go to last post
  3. Solving problem with a middle number between 2 numbers

    Started by java9999, January 21st, 2020 11:37
    find, middle, number, numbers, objective
    • Replies: 0
    • Views: 420
    January 21st, 2020, 11:37 Go to last post
    • Replies: 0
    • Views: 256
    December 21st, 2019, 18:47 Go to last post
  4. Digit sum rule for the divisibility by 9

    Started by mathmari, December 15th, 2019 07:48
    a_1, ldots, mathbbn$, overset9equiv, sum
    • Replies: 2
    • Views: 276
    December 15th, 2019, 19:16 Go to last post
  5. Number Theory Image

    Started by matqkks, December 12th, 2019 07:53
    elementary, elementary number theory, hook, number, theory
    • Replies: 1
    • Views: 199
    December 14th, 2019, 11:18 Go to last post
  6. Proof of the Division Algorithm

    Started by matqkks, July 16th, 2019 04:59
    elementary number theory, integers, non-negative, subset, wop
    • Replies: 3
    • Views: 2,239
    July 16th, 2019, 07:53 Go to last post
  7. Why certain topics in elementary number theory?

    Started by matqkks, July 10th, 2019 16:40
    arithmetic, diophantine, equations, theorem, theory
    • Replies: 2
    • Views: 1,096
    July 13th, 2019, 00:02 Go to last post
  8. Greatest common divisor

    Started by matqkks, July 8th, 2019 12:37
    algorithm, decomposition, elementary number theory, greatest, prime
    • Replies: 1
    • Views: 400
    July 8th, 2019, 17:13 Go to last post
    • Replies: 1
    • Views: 552
    June 26th, 2019, 11:36 Go to last post
  9. What to include in an introduction?

    Started by matqkks, June 19th, 2019 08:33
    diophantine, equations, introduction, linear, topics
    • Replies: 2
    • Views: 579
    June 22nd, 2019, 01:50 Go to last post
  10. What should I say about elementary number theory?

    Started by matqkks, April 25th, 2019 17:04
    elementary, elementary number theory, number, teaching, theory
    • Replies: 3
    • Views: 642
    April 26th, 2019, 10:14 Go to last post
  11. Show that a^(2n)≡1 (mod 2^(n+2))

    Started by evinda, June 21st, 2014 09:36
    • Replies: 9
    • Views: 3,193
    March 27th, 2019, 02:25 Go to last post
  12. Resources of questions

    Started by matqkks, March 16th, 2019 06:02
    elementary number theory, level, questions, resources, teaching
    • Replies: 2
    • Views: 672
    March 16th, 2019, 08:31 Go to last post
  13. Hill cipher attack

    Started by Mathick, February 22nd, 2019 18:57
    cipher, eve, matrix, message, plaintext
    • Replies: 2
    • Views: 692
    February 23rd, 2019, 10:50 Go to last post
  14. [SOLVED] Integer Modules Problem

    Started by Cbarker1, January 26th, 2019 16:47
    $baratimesbarb$, $barb$, integer, nz^times$, problem
    • Replies: 7
    • Views: 1,026
    January 27th, 2019, 21:10 Go to last post
  15. Elementary Number Theory proof

    Started by Cbarker1, January 25th, 2019 21:38
    $b$, $k$, divides, integers, pair
    • Replies: 1
    • Views: 603
    January 26th, 2019, 04:25 Go to last post
  16. K-th convergents of continued fraction

    Started by evinda, November 13th, 2018 14:59
    continued, convergents, fraction, leq, show
    • Replies: 6
    • Views: 1,100
    January 21st, 2019, 14:32 Go to last post
  17. Calculus of measures

    Started by moyo, June 2nd, 2018 07:19
    2 Pages
    1 2
    function, generate, mapping, measure, rationals
    • Replies: 12
    • Views: 1,508
    January 21st, 2019, 13:58 Go to last post
  18. How do we use the hint?

    Started by evinda, November 5th, 2018 14:52
    $a^13equiv, cdot, deduce, hint, mid
    • Replies: 1
    • Views: 835
    November 7th, 2018, 14:52 Go to last post
  19. Elliptic Curve Cryptography

    Started by vokoyo, November 5th, 2018 07:09
    curve, finding, inverses, mod, points
    • Replies: 2
    • Views: 655
    November 6th, 2018, 00:33 Go to last post
  20. [SOLVED] Show that 5 does not divide L_n

    Started by evinda, November 5th, 2018 13:46
    conclude, geq, l_n$, nmis, show
    • Replies: 8
    • Views: 892
    November 5th, 2018, 16:44 Go to last post
  21. Show congruence with Lucas sequence

    Started by evinda, November 3rd, 2018 15:03
    congruence, lucas, sequence, show, wave
    • Replies: 7
    • Views: 891
    November 5th, 2018, 08:15 Go to last post
  22. How to solve Chinese Remainder Theorem

    Started by vokoyo, October 16th, 2018 14:50
    2 Pages
    1 2
    • Replies: 11
    • Views: 1,511
    October 21st, 2018, 10:00 Go to last post
  23. System of congruences, not relatively prime moduli

    Started by evinda, October 15th, 2018 14:51
    $$x, cdot, equiv, leftrightarrow, pmod2^2
    • Replies: 2
    • Views: 1,065
    October 16th, 2018, 04:38 Go to last post
  24. gcd

    Started by matqkks, September 13th, 2018 07:23
    computers, elementary number theory, evaluate, gcd, integers
    • Replies: 1
    • Views: 749
    September 13th, 2018, 09:12 Go to last post
  25. Using Nested Logs with differing bases to contract a number

    Started by moyo, September 13th, 2018 05:11
    base, key, log, number, numbers
    • Replies: 0
    • Views: 612
    September 13th, 2018, 05:11 Go to last post

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Top 116 Thread Starters For "Number Theory"

RankUser NamePercentage Of TotalThreadsMost Recent Thread
1evinda25.284K-th convergents of continued ...
2matqkks10.836Number Theory Image
3mathmari4.214How can we show that one of th...
4Poirot3.612Congruence equation
5Cbarker12.79Integer Modules Problem
5tmt2.79Alll Positive Integers proof b...
6Alexmahone2.48Prove congruence for powers of...
7jacks2.17Bilinear integer equation
8caffeinemachine1.24Resurrecting a previous post. ...
8Peter1.24Units of the set of all Eisens...
8mathbalarka1.24Fermat's last theorem (Not to ...
8mathworker1.24Sum of divisors of prime
8mente oscura1.24Fermat's Last Theorem for n=4
8PeterJ1.24Factorisation Related Question
9tda1200.93Eulers phi function, orders, g...
9Guest0.93Hard remainder problem
9Julio0.93Problem Chinese remainder Theo...
9Bibubo0.93Numbers in the same class
9e2theipi20260.93Equivalent Goldbach proof impo...
9conway0.93Numerus Numerans Numeratus (pa...
9moyo0.93Using Nested Logs with differi...
10conscipost0.62Unit sum composed of unit frac...
10karush0.62j1.1.6 Suppose a and b are int...
10chisigma0.62A question on cryptography...
10Amer0.62Sum of squares history
10pantboio0.62Lattices in complex plane
10suvadip0.62number theory
10Petrus0.62Diophantine equation, modulo
10mathmaniac0.62No. of numbers relatively prim...
10sweatingbear0.62Proof review: x - y = 270
10Yuuki0.62Weight and distance of a binar...
10crypt500.62Least residue
10CONRADDODD0.62Proving irrationality
10RLBrown0.62A Vedic Math method
10Ciaran0.626 digit numbers
10Deanmark0.62Find Last Two Digits
10vokoyo0.62Elliptic Curve Cryptography
11The Chaz0.31Composites
11Yankel0.31Rsa
11dwsmith0.31Repeating decimals (sic) in ba...
11Sudharaka0.31Fermat's Little Theorem
11shmounal0.31p-1 consecutive numbers coprim...
11anemone0.31Prime number and the coefficie...
11MikeD0.31Solving x^6 mod 19
11princeps0.31Fermat pseudoprimes
11Klaas van Aarsen0.31Proof p=1 mod 4 if p|x^2+1
11bamuelsanks0.31The little theorem and its imp...
11oblixps0.31showing that Q(sqrt(p)) is in ...
11ATroelstein0.31Euler's theorem for calculatin...
11Alan0.31Odd Perfect number must have t...
11nicodemus0.31Help needed in proving of Bezo...
11meow910060.31Generalized Fibonacci and Luca...
11speencer0.31Proof that the product of 4 co...
11zekhnini0.31the 2-rank of a field
11Loiz0.31maximal ideal
11yourskadhir0.31Odd composite property 1
11Albert0.31Two identities
11johng0.31Half factorials
11cbarr0.31Minimum number of twin primes
11Greg0.31Euler/Riemann Point of Departu...
11Impo0.31Decoding
11Economan0.31Modular arithmetic problem
11MI50.31If c|ab and gcd(b, c) = 1 why ...
11sh9110980.31Beal's conjecture
11shamieh0.31Proofs of Modular Division
11Gerasimov0.31Fractals in relatively prime i...
11KOO0.31If a ≡ b (mod n) then ...
11riemann750240.31Divisibility of Binomial Coeff...
11Fermat0.31primitive root proof
11Pranav0.31Remainder when divided by 29
11nano0.31Divisibility Problems
11lfdahl0.31Find pairs of integers (m,n):
11E010.31A proof about the fibonnaci nu...
11magneto0.31Descriptive numbers
11wreader0.31Math History question - Fibona...
11individ0.31Solutions of Diophantine equat...
11simo0.31greatest common divisor
11Aryth0.31A Strange Identity
11mathgirl0.31Show combinations is even
11Tru2mself0.31Please help figure this out: p...
11Hud1230.31Norms of primes
11kp1005910.31
11VeryWell0.31Diophantine Equations With Thr...
11Grupax0.31Fibonacci divisor
11Olok0.31Why more than 2^(99)
11bitsmath0.31how to find genus of my curve
11Mathick0.31Hill cipher attack
11javi4100.31primes of the form x^2 + 3y^2
11Kubik0.31Two problems
11Panda0.31Prime Versus Irreducible Numbe...
11Terry0.31Can someone give a simple expl...
11FallArk0.31How to show that the Fibonacci...
11Annoying Twit0.31Brute force calculation of P(2...
11steenis0.31About a variant of the Chinese...
11karseme0.31Prove that \sqrt{n+\sqrt{n}} i...
11Garan0.31Number Theory for Electronic S...
11RTCNTC0.31e^(π) and π^(e)
11Acquirer0.31Appending a number to itself n...
11Anantharaman0.31C++ program for give equations...
11Angel10.31Fermat's Last Theorem
11tonyfoster0.31How would I prove this by indu...
11Elize880.31Level surface
11ertagon20.31Cryptography: RSA Message decr...
11johnny0090.31proof & structure in Maths
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11Smb0.31Could you please help me with ...
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11Alexis870.31GCD proving help
11mathpleb0.31Odd math problem
11cshao1230.31Induction problem-please help!
11Alexthexela0.31Finding last digits of 983389^...
11SigmaS0.31How do I convert from this mod...
11Marceline0.31Amount of possible public keys...
11Vitaly0.31Greatest Common Divisor of two...
11kevinmorais0.31Need a Cosigner on a New Prime...
11java99990.31Solving problem with a middle ...
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