# Number Theory Forum

Number Theory Help Forum

1. ### One to One

• Replies: 5
• Views: 294
Sep 13th 2011, 10:03 PM
2. ### A property of Pythagorean triples

• Replies: 3
• Views: 425
Sep 9th 2011, 10:05 PM
3. ### Is there a relationship that can be pinned down?

• Replies: 1
• Views: 372
Sep 9th 2011, 09:21 AM
4. ### How to find the pairs?

• Replies: 10
• Views: 981
Sep 8th 2011, 10:21 AM
5. ### yet another Diophantine equation

• Replies: 12
• Views: 751
Sep 7th 2011, 06:48 AM
6. ### Series Involving Prime Numbers

• Replies: 4
• Views: 610
Sep 5th 2011, 01:14 PM
7. ### finding the series

• Replies: 2
• Views: 297
Sep 5th 2011, 08:26 AM
8. ### GCD proof help

• Replies: 2
• Views: 610
Sep 3rd 2011, 12:26 PM
9. ### Proofs about irrational numbers.

• Replies: 4
• Views: 2,014
Sep 3rd 2011, 12:18 PM
10. ### Prove it's well-defined

• Replies: 1
• Views: 814
Aug 31st 2011, 03:14 AM
11. ### d>=0 is the GCD of a1,...,ar if d|ai (1<= i <= r) and t|ai (1<= i <= r) => t|d

• Replies: 5
• Views: 475
Aug 31st 2011, 12:21 AM
12. ### by direct method

• Replies: 13
• Views: 926
Aug 29th 2011, 10:45 PM
13. ### factorization by finding modular square roots

• Replies: 1
• Views: 632
Aug 25th 2011, 10:45 AM
14. ### Prove that this equation is solvable

• Replies: 1
• Views: 594
Aug 24th 2011, 01:04 AM
15. ### Show that there exist no positive integers ...

• Replies: 2
• Views: 620
Aug 23rd 2011, 04:49 PM
16. ### Analytic continuation of zeta function

• Replies: 2
• Views: 1,206
Aug 22nd 2011, 10:02 PM
17. ### Ten consecutive positive integers

• Replies: 1
• Views: 535
Aug 22nd 2011, 01:55 PM
18. ### how to calculate EulerPhi( a+bI)

• Replies: 6
• Views: 597
Aug 22nd 2011, 01:18 AM
19. ### profit & loss

• Replies: 1
• Views: 805
Aug 20th 2011, 01:38 PM
20. ### Binomial coefficient

• Replies: 1
• Views: 788
Aug 20th 2011, 01:35 PM
21. ### Tricky Tut Question

• Replies: 4
• Views: 526
Aug 19th 2011, 11:42 PM
22. ### Factorial Problem

• Replies: 9
• Views: 484
Aug 19th 2011, 05:49 AM
23. ### Number of positive divisors of n

• Replies: 7
• Views: 614
Aug 17th 2011, 11:04 AM

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25. ### Divisible by 9

• Replies: 11
• Views: 1,939
Aug 17th 2011, 02:48 AM
26. ### number of strings not containing xyz

• Replies: 4
• Views: 663
Aug 16th 2011, 05:00 PM
27. ### [SOLVED] Compute the remainder: Fermat's Little Theorem

• Replies: 4
• Views: 1,721
Aug 16th 2011, 12:40 PM
28. ### divisibility of numbers

• Replies: 2
• Views: 471
Aug 15th 2011, 10:29 PM
29. ### What is the difference between R and -infinity to +infinity?

• Replies: 1
• Views: 697
Aug 14th 2011, 08:03 AM
30. ### Prove the following (how to tell if a number is divisible by 3)

• Replies: 6
• Views: 551
Aug 14th 2011, 03:55 AM

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