Page 1 of 28 1234510 ... LastLast

Math Challenge Problems Forum

Math Challenge Problem Forum: For challenging math problems (that you can solve yourself)

    • Replies: 0
    • Views: 566
    April 15th 2014, 04:32 PM Go to last post
  1.  

  1. Prove some identities!

    Bruno J.
    8 Pages
    1 2 3 ... 8
    identities, prove
    • Replies: 105
    • Views: 6,410
    December 29th 2010, 10:58 PM Go to last post
  2. MHF Integral Bee!

    NonCommAlg
    7 Pages
    1 2 3 ... 7
    bee, integral, mhf
    • Replies: 103
    • Views: 7,037
    August 24th 2009, 04:28 AM Go to last post
    • Replies: 93
    • Views: 5,806
    February 7th 2011, 03:50 AM Go to last post
  3. Smile Trick Questions

    Quick
    6 Pages
    1 2 3 ... 6
    questions, trick
    • Replies: 85
    • Views: 10,906
    November 19th 2006, 04:18 AM Go to last post
  4. Question Math Proof: 2=1

    Lammalord
    4 Pages
    1 2 3 ... 4
    • Replies: 56
    • Views: 9,197
    May 21st 2008, 06:46 PM Go to last post
    • Replies: 38
    • Views: 6,331
    February 1st 2011, 01:59 AM Go to last post
    • Replies: 30
    • Views: 4,594
    November 18th 2007, 05:45 PM Go to last post
    • Replies: 29
    • Views: 3,415
    July 20th 2013, 02:59 PM Go to last post
    • Replies: 28
    • Views: 1,334
    May 5th 2010, 01:46 PM Go to last post
    • Replies: 25
    • Views: 6,516
    September 12th 2007, 08:00 PM Go to last post
    • Replies: 23
    • Views: 2,382
    July 24th 2009, 01:01 AM Go to last post
  5. Geometry

    Drexel28
    2 Pages
    1 2
    • Replies: 23
    • Views: 1,485
    December 7th 2009, 09:02 PM Go to last post
    • Replies: 23
    • Views: 1,288
    November 26th 2010, 02:26 PM Go to last post
  6. proof of -1 = +1

    mnova
    2 Pages
    1 2
    proof
    • Replies: 22
    • Views: 1,666
    May 7th 2009, 12:40 PM Go to last post
    • Replies: 21
    • Views: 1,262
    February 8th 2016, 07:49 PM Go to last post
    • Replies: 20
    • Views: 2,767
    October 3rd 2008, 11:03 PM Go to last post
    • Replies: 19
    • Views: 1,732
    January 19th 2007, 07:51 AM Go to last post
    • Replies: 18
    • Views: 2,705
    June 13th 2007, 09:01 AM Go to last post
    • Replies: 18
    • Views: 2,760
    October 22nd 2007, 01:43 AM Go to last post
  7. Problem 50

    CaptainBlack
    2 Pages
    1 2
    problem
    • Replies: 18
    • Views: 10,492
    August 7th 2009, 03:45 PM Go to last post
    • Replies: 18
    • Views: 1,739
    March 11th 2010, 06:15 AM Go to last post
    • Replies: 18
    • Views: 1,584
    February 16th 2011, 12:35 PM Go to last post
  8. Irrational

    Treadstone 71
    2 Pages
    1 2
    irrational
    • Replies: 17
    • Views: 2,004
    January 30th 2006, 09:16 PM Go to last post
    • Replies: 17
    • Views: 1,323
    November 19th 2006, 06:04 AM Go to last post
    • Replies: 17
    • Views: 3,584
    December 23rd 2006, 08:21 AM Go to last post
  9. Problem 21

    CaptainBlack
    2 Pages
    1 2
    problem
    • Replies: 17
    • Views: 2,835
    May 10th 2007, 11:03 AM Go to last post
    • Replies: 17
    • Views: 3,197
    February 10th 2008, 07:04 PM Go to last post
    • Replies: 17
    • Views: 1,423
    August 13th 2008, 09:02 AM Go to last post
  10. Small Challenge

    Dinkydoe
    2 Pages
    1 2
    challenge, small
    • Replies: 17
    • Views: 1,278
    July 23rd 2010, 01:27 AM Go to last post
    • Replies: 16
    • Views: 1,166
    May 18th 2010, 06:10 PM Go to last post

Page 1 of 28 1234510 ... LastLast

Thread Display Options

Use this control to limit the display of threads to those newer than the specified time frame.

Allows you to choose the data by which the thread list will be sorted.

Order threads in...

Note: when sorting by date, 'descending order' will show the newest results first.


/mathhelpforum @mathhelpforum