# Number Theory Forum

Number Theory Help Forum

1. ### elem. # theo - gcd(a, a+n) divides n ...

• Replies: 4
• Views: 3,791
Sep 23rd 2008, 09:25 PM
2. ### elem. # theo - "prove never perfect square"

• Replies: 4
• Views: 2,439
Sep 23rd 2008, 08:54 PM
3. ### Question #2: Prime

• Replies: 5
• Views: 730
Sep 23rd 2008, 08:44 PM
4. ### The group c10

• Replies: 4
• Views: 449
Sep 23rd 2008, 08:33 PM
5. ### Finding GCD using Euclid's algorithm

• Replies: 15
• Views: 2,304
Sep 23rd 2008, 07:45 PM
6. ### 65!/51! mod 17

• Replies: 2
• Views: 1,063
Sep 23rd 2008, 07:21 PM
7. ### gaps between square free

• Replies: 1
• Views: 647
Sep 23rd 2008, 07:19 PM
8. ### prime number

• Replies: 1
• Views: 509
Sep 23rd 2008, 06:02 PM
9. ### Question #1: Prime

• Replies: 1
• Views: 528
Sep 23rd 2008, 05:23 PM
10. ### compostive

• Replies: 3
• Views: 471
Sep 23rd 2008, 05:21 PM
11. ### Another GCD using Euclid's Algorithm

• Replies: 3
• Views: 793
Sep 23rd 2008, 10:03 AM
12. ### congruence

• Replies: 6
• Views: 717
Sep 22nd 2008, 10:03 PM
13. ### prime divisbile

• Replies: 3
• Views: 1,089
Sep 22nd 2008, 09:10 PM
14. ### roots in cyclic groups

• Replies: 3
• Views: 348
Sep 22nd 2008, 01:38 PM
15. ### congruences 2

• Replies: 5
• Views: 437
Sep 21st 2008, 10:46 PM
16. ### A couple quadratic field questions

• Replies: 2
• Views: 593
Sep 20th 2008, 06:12 PM
17. ### Defining equation for golden ratio; quadratic fields

• Replies: 2
• Views: 1,029
Sep 19th 2008, 02:19 AM
18. ### find all x

• Replies: 3
• Views: 505
Sep 18th 2008, 03:08 PM
19. ### prove congruence

• Replies: 4
• Views: 444
Sep 18th 2008, 01:00 PM
20. ### prove

• Replies: 2
• Views: 507
Sep 18th 2008, 06:22 AM
21. ### Lucas Number Proof By Induction

• Replies: 3
• Views: 2,721
Sep 16th 2008, 05:08 PM
22. ### Fibonacci number proof

• Replies: 3
• Views: 2,104
Sep 16th 2008, 01:35 PM
23. ### A question about proof of prime number theorem

• Replies: 6
• Views: 807
Sep 16th 2008, 11:14 AM
24. ### prime numbers

• Replies: 2
• Views: 611
Sep 15th 2008, 10:47 PM
25. ### inverse modulo

• Replies: 4
• Views: 3,196
Sep 15th 2008, 02:31 PM
26. ### [SOLVED] Proof involving prime numbers

• Replies: 6
• Views: 981
Sep 14th 2008, 03:03 PM
27. ### elem. numb. theory - hexagonal number nth formula - proof

• Replies: 2
• Views: 1,732
Sep 14th 2008, 12:14 PM
28. ### divisible by 11 proof

• Replies: 3
• Views: 3,570
Sep 14th 2008, 09:49 AM
29. ### number theory proof

• Replies: 6
• Views: 923
Sep 13th 2008, 06:17 PM
30. ### prime factorization

• Replies: 2
• Views: 746
Sep 13th 2008, 01:36 PM

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