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Forum: Number Theory

Number Theory Help Forum

  1. prove that :

    flower3
    prove
    • Replies: 3
    • Views: 193
    proscientia
    October 22nd 2009, 11:26 AM Go to last post

  2. Prove this proposition

    dhiab
    proposition, prove
    • Replies: 3
    • Views: 213
    TriKri
    October 22nd 2009, 06:41 AM Go to last post

  3. please help

    koko2009
    • Replies: 1
    • Views: 163
    proscientia
    October 22nd 2009, 06:06 AM Go to last post

  4. infinitely many primes of the form 6k + 5 and 6K + 1

    MariaJJ
    form, infinitely, primes
    • Replies: 1
    • Views: 1,362
    Media_Man
    October 22nd 2009, 05:25 AM Go to last post

  5. Post Impossible Math Problem

    numbersfreak
    impossible, math, number, percentage, problem
    • Replies: 2
    • Views: 458
    aidan
    October 22nd 2009, 03:42 AM Go to last post

  6. A conjecture involving primes

    gdmath
    conjecture, involving, primes
    • Replies: 12
    • Views: 260
    Bruno J.
    October 21st 2009, 11:43 PM Go to last post

  7. Sum of integers from 1 to n that are relatively prime to n

    comssa
    integers, prime, sum
    • Replies: 3
    • Views: 520
    comssa
    October 21st 2009, 07:58 PM Go to last post

  8. Two HARD algebra problems.

    xxravenxx
    algebra, hard, problems
    • Replies: 7
    • Views: 1,955
    xxravenxx
    October 20th 2009, 10:08 PM Go to last post

  9. Theorem 1 - part 1

    DynV
    theorem
    • Replies: 2
    • Views: 189
    DynV
    October 20th 2009, 11:46 AM Go to last post

  10. Gcd/Prime Problem

    geurrp the yard
    gcd or prime, problem
    • Replies: 7
    • Views: 290
    Bingk
    October 20th 2009, 06:01 AM Go to last post

  11. Fermat's Little Theorem

    kyldn6
    fermat, theorem
    • Replies: 2
    • Views: 249
    tonio
    October 19th 2009, 09:47 PM Go to last post

  12. Linear Congruences

    pandakrap
    congruences, linear
    • Replies: 1
    • Views: 170
    tonio
    October 19th 2009, 09:33 PM Go to last post

  13. Equation

    streethot
    equation
    • Replies: 9
    • Views: 258
    streethot
    October 19th 2009, 05:52 AM Go to last post

  14. Proof Using Modular Arithmetic

    ilikecandy
    arithmetic, modular, proof
    • Replies: 1
    • Views: 379
    NonCommAlg
    October 18th 2009, 11:11 PM Go to last post

  15. Prime comparison

    Nivla
    comparison, inequality, prime
    • Replies: 7
    • Views: 353
    Nivla
    October 18th 2009, 10:31 AM Go to last post

  16. Mobius inversion proof ... not quite a Dirichlet convolution

    hatsoff
    convolution, dirichlet, inversion, mobius, proof
    • Replies: 4
    • Views: 474
    NonCommAlg
    October 17th 2009, 09:17 PM Go to last post

  17. elementary number theory: sum of digits

    robeuler
    digits, elementary, number, sum, theory
    • Replies: 2
    • Views: 261
    Bingk
    October 17th 2009, 10:40 AM Go to last post

  18. No integer solutions to x^4 + y^4=100

    zap1231
    integer, solutions
    • Replies: 1
    • Views: 758
    tonio
    October 17th 2009, 10:04 AM Go to last post

  19. d divides n and u = v (mod d) then f(u) = f(v) (mod d) -> f is polynomial over Z_n

    kobulingam
    >, divides, mod, polynomial
    • Replies: 0
    • Views: 184
    kobulingam
    October 16th 2009, 03:40 PM Go to last post

  20. Primes

    usagi_killer
    primes
    • Replies: 1
    • Views: 197
    Bruno J.
    October 16th 2009, 08:13 AM Go to last post

  21. Post Prove these GCD(greast common denominator

    hellohollar
    common, denominator, gcdgreast, prove
    • Replies: 2
    • Views: 1,120
    Bingk
    October 15th 2009, 03:18 PM Go to last post

  22. Smile Proof with coprimes

    harkapobi
    coprime, coprimes, number theory, proof
    • Replies: 8
    • Views: 271
    harkapobi
    October 15th 2009, 11:06 AM Go to last post

  23. digit integer problem

    sri340
    digit, integer, problem
    • Replies: 2
    • Views: 177
    aidan
    October 14th 2009, 12:00 PM Go to last post

  24. [SOLVED] On Divisibility by 19

    Nives
    divisibility, solved
    • Replies: 5
    • Views: 218
    Bingk
    October 14th 2009, 08:23 AM Go to last post

  25. [SOLVED] I do not understand one of the steps in this Dirichlet product proof.

    hatsoff
    dirichlet, product, proof, solved, steps, understand
    • Replies: 2
    • Views: 157
    hatsoff
    October 14th 2009, 08:18 AM Go to last post

  26. Number problem

    streethot
    number, problem
    • Replies: 5
    • Views: 188
    aman_cc
    October 14th 2009, 05:45 AM Go to last post

  27. Inverse of Euler's Phi Function

    streethot
    euler, function, inverse, phi
    • Replies: 1
    • Views: 1,189
    tonio
    October 14th 2009, 02:19 AM Go to last post

  28. help w/ one problem

    ezong
    problem, w or
    • Replies: 1
    • Views: 141
    aidan
    October 13th 2009, 06:02 PM Go to last post

  29. prove

    nh149
    prove
    • Replies: 1
    • Views: 179
    Media_Man
    October 13th 2009, 05:16 AM Go to last post

  30. evaluating sine (or cos) at infinity

    walleye
    cos, evaluating, infinity, sine
    • Replies: 3
    • Views: 909
    tonio
    October 13th 2009, 02:05 AM Go to last post

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