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Forum: Number Theory

Number Theory Help Forum

  1. Modular Arithmetic | Congruences

    kingwinner
    arithmetic, congruences, modular
    • Replies: 0
    • Views: 168
    kingwinner
    February 1st 2010, 07:36 PM Go to last post

  2. Reload this Page Euler's Totient Function Proving

    kapowiee
    euler, function, page, proving, reload, totient
    • Replies: 1
    • Views: 216
    tonio
    February 1st 2010, 07:03 PM Go to last post

  3. How to prove 161038 is pseudoprime?

    konna
    prove, pseudoprime
    • Replies: 2
    • Views: 488
    konna
    February 1st 2010, 06:47 PM Go to last post

  4. Mod proof with primes

    twittytwitter
    mod, primes, proof
    • Replies: 2
    • Views: 309
    Deepu
    February 1st 2010, 06:32 PM Go to last post

  5. n^3 mod 6 = n mod 6

    mali916
    mod
    • Replies: 1
    • Views: 340
    Drexel28
    February 1st 2010, 03:35 PM Go to last post

  6. Euler totient function

    wauwau
    euler, function, totient
    • Replies: 2
    • Views: 253
    wauwau
    February 1st 2010, 09:33 AM Go to last post

  7. how to solve this in natural numbers?

    noteiler
    natural, numbers, solve
    • Replies: 1
    • Views: 211
    Opalg
    January 31st 2010, 12:37 PM Go to last post

  8. Simple mod problem, not sure if I'm doing this right, can someone check me please?

    twittytwitter
    check, mod, problem, simple
    • Replies: 4
    • Views: 240
    twittytwitter
    January 31st 2010, 09:49 AM Go to last post

  9. prime or not?

    noteiler
    prime
    • Replies: 1
    • Views: 182
    PaulRS
    January 31st 2010, 05:42 AM Go to last post

  10. product of rational and irrational is always irrational

    davismj
    irrational, product, rational
    • Replies: 2
    • Views: 280
    HallsofIvy
    January 31st 2010, 05:40 AM Go to last post

  11. Prove that

    dhiab
    prove
    • Replies: 1
    • Views: 238
    PaulRS
    January 31st 2010, 05:14 AM Go to last post

  12. the Euler φ-function

    swallenberg
    φfunction, euler
    • Replies: 1
    • Views: 206
    matzerath
    January 31st 2010, 02:59 AM Go to last post

  13. Find all the functions

    Perelman
    functions
    • Replies: 1
    • Views: 177
    Shanks
    January 31st 2010, 01:07 AM Go to last post

  14. Pythagorean triples

    zhupolongjoe
    pythagorean, triples
    • Replies: 8
    • Views: 237
    zhupolongjoe
    January 30th 2010, 06:21 AM Go to last post

  15. x^n ≡ 3 (mod 4) only if x ≡ n ≡ 1 (mod 2)

    swallenberg
    ≡, mod
    • Replies: 1
    • Views: 228
    Dinkydoe
    January 30th 2010, 04:24 AM Go to last post

  16. given positive integers a and b such that a|b^2, b^2|a^3, a^3|b^4,...

    swallenberg
    a3|b4, a|b2, b2|a3, integers, positive
    • Replies: 4
    • Views: 230
    swallenberg
    January 30th 2010, 03:59 AM Go to last post

  17. Opinion on proof(Integer divisibility)

    gate13
    divisibility, opinion, proofinteger
    • Replies: 5
    • Views: 188
    tonio
    January 29th 2010, 10:35 PM Go to last post

  18. Diophantine eqn

    debanik1
    diophantine, eqn
    • Replies: 1
    • Views: 187
    Opalg
    January 29th 2010, 11:37 AM Go to last post

  19. Primes of the form 4n+3

    Chandru1
    form, primes
    • Replies: 2
    • Views: 263
    Bruno J.
    January 29th 2010, 07:53 AM Go to last post

  20. abstract algebra #2

    Deepu
    abstract, algebra
    • Replies: 5
    • Views: 201
    Sudharaka
    January 28th 2010, 09:52 PM Go to last post

  21. Primes p 123456789

    rhemo
    primes
    • Replies: 3
    • Views: 326
    Bruno J.
    January 28th 2010, 08:45 PM Go to last post

  22. Zeta Function Proof

    PaulDirac2
    function, proof, zeta 1 Attachment(s)
    • Replies: 6
    • Views: 314
    chiph588@
    January 28th 2010, 05:17 PM Go to last post

  23. Divisibility problem

    gabor7896
    divisibility, problem
    • Replies: 1
    • Views: 163
    Drexel28
    January 28th 2010, 02:42 PM Go to last post

  24. how to prove pi is not an algebraic number

    hmmmm
    algebraic, number, prove
    • Replies: 7
    • Views: 574
    Dinkydoe
    January 28th 2010, 11:17 AM Go to last post

  25. proof [(a,b),c]=([a,c],[b,c])...?

    konna
    proof
    • Replies: 2
    • Views: 263
    konna
    January 28th 2010, 08:27 AM Go to last post

  26. two consecutive primes

    melissaanderson
    consecutive, primes
    • Replies: 7
    • Views: 411
    melissaanderson
    January 27th 2010, 11:10 AM Go to last post

  27. Base conversion from any radix base to any other radix base

    andrewtheart
    base, conversion, radix
    • Replies: 0
    • Views: 422
    andrewtheart
    January 27th 2010, 09:25 AM Go to last post

  28. Difference method

    smmxwell
    difference, method
    • Replies: 1
    • Views: 150
    CaptainBlack
    January 27th 2010, 03:04 AM Go to last post

  29. Congruence problems

    jessicafreeman
    congruence, problems
    • Replies: 3
    • Views: 396
    tonio
    January 26th 2010, 06:30 PM Go to last post

  30. Exclamation n^2 + n + 41 and primes

    lebanon
    primes
    • Replies: 5
    • Views: 202
    Manx
    January 26th 2010, 08:13 AM Go to last post

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