Results 1 to 5 of 5

Math Help - Help with number Theory HW

  1. #1
    Junior Member
    Joined
    Apr 2008
    From
    Gainesville
    Posts
    68

    Help with number Theory HW

    Prove or disprove the following.

    There are infinitely many prime numbers expressible in the form of n^3+1 where n is a positive integer.
    Follow Math Help Forum on Facebook and Google+

  2. #2
    Global Moderator

    Joined
    Nov 2005
    From
    New York City
    Posts
    10,616
    Thanks
    9
    Quote Originally Posted by JCIR View Post
    Prove or disprove the following.

    There are infinitely many prime numbers expressible in the form of n^3+1 where n is a positive integer.
    Sum of two cubes identity.
    Follow Math Help Forum on Facebook and Google+

  3. #3
    Junior Member
    Joined
    Apr 2008
    From
    Gainesville
    Posts
    68

    Thumbs up Thanks

    Thanks for the hint but I really do not know what the sum of two 2 cubes identity is.
    Follow Math Help Forum on Facebook and Google+

  4. #4
    Global Moderator

    Joined
    Nov 2005
    From
    New York City
    Posts
    10,616
    Thanks
    9
    Quote Originally Posted by JCIR View Post
    Thanks for the hint but I really do not know what the sum of two 2 cubes identity is.
    x^3+y^3 =  (x+y)(x^2-xy+y^2)
    Follow Math Help Forum on Facebook and Google+

  5. #5
    Junior Member
    Joined
    Apr 2008
    From
    Gainesville
    Posts
    68

    Number Theory

    I did not know that was called like that Thanks.
    Follow Math Help Forum on Facebook and Google+

Similar Math Help Forum Discussions

  1. Textbooks on Galois Theory and Algebraic Number Theory
    Posted in the Advanced Algebra Forum
    Replies: 3
    Last Post: July 8th 2011, 06:09 PM
  2. Number Theory
    Posted in the Number Theory Forum
    Replies: 3
    Last Post: May 19th 2010, 07:51 PM
  3. Number Theory
    Posted in the Advanced Algebra Forum
    Replies: 4
    Last Post: February 16th 2010, 05:05 PM
  4. Replies: 2
    Last Post: December 18th 2008, 05:28 PM
  5. Number theory, prime number
    Posted in the Number Theory Forum
    Replies: 1
    Last Post: September 17th 2006, 08:11 PM

Search Tags


/mathhelpforum @mathhelpforum