# Number Theory Forum

Number Theory Help Forum

1. ### very quick modulo question

• Replies: 4
• Views: 740
Dec 3rd 2009, 03:52 PM
2. ### Possible Congruence Question

• Replies: 3
• Views: 507
Dec 3rd 2009, 03:32 PM
3. ### a strongly universal (p,p)-hash family

• Replies: 0
• Views: 542
Dec 3rd 2009, 02:47 PM
4. ### floor function (AKA greatest integer function) and square roots

• Replies: 1
• Views: 1,076
Dec 3rd 2009, 08:45 AM
5. ### [SOLVED] don't understand the hamming code

• Replies: 1
• Views: 1,444
Dec 3rd 2009, 06:39 AM
6. ### Number is congruent to alternating sum of digits mod 11

• Replies: 1
• Views: 534
Dec 2nd 2009, 07:36 PM
7. ### factorizations

• Replies: 3
• Views: 460
Dec 2nd 2009, 02:56 AM
8. ### gamma function

• Replies: 2
• Views: 706
Dec 1st 2009, 12:29 PM
9. ### Sets and subsets

• Replies: 1
• Views: 640
Dec 1st 2009, 11:33 AM
10. ### Modular

• Replies: 1
• Views: 579
Dec 1st 2009, 11:16 AM
11. ### digit

• Replies: 3
• Views: 647
Dec 1st 2009, 07:48 AM
12. ### Probability/Number Theory question

• Replies: 3
• Views: 701
Nov 30th 2009, 08:46 PM
13. ### σ number theory proofs?

• Replies: 0
• Views: 543
Nov 30th 2009, 08:30 AM
14. ### elliptic curves over finite fields

• Replies: 2
• Views: 583
Nov 30th 2009, 07:21 AM
15. ### σ sum of divisors proof

• Replies: 2
• Views: 1,895
Nov 30th 2009, 02:39 AM
16. ### Could someone check this induction?

• Replies: 6
• Views: 526
Nov 30th 2009, 02:11 AM
17. ### Euler phi function proof

• Replies: 2
• Views: 1,408
Nov 29th 2009, 09:58 PM
18. ### second preimage resistant

• Replies: 0
• Views: 990
Nov 29th 2009, 06:16 PM
19. ### sets and relatively prime integers

• Replies: 4
• Views: 885
Nov 29th 2009, 06:04 PM
20. ### two-square problem

• Replies: 5
• Views: 498
Nov 29th 2009, 03:26 AM
21. ### primitive element of Zp

• Replies: 1
• Views: 838
Nov 28th 2009, 11:03 PM
22. ### Fibonacci Proof

• Replies: 6
• Views: 500
Nov 28th 2009, 10:21 PM
23. ### GCD and least common multiple Problem

• Replies: 5
• Views: 750
Nov 26th 2009, 10:48 PM

• Replies: 7
• Views: 757
Nov 25th 2009, 08:36 PM
25. ### Modulo

• Replies: 8
• Views: 538
Nov 25th 2009, 06:35 AM
26. ### n^4 not / 5 is of form 5n+1

• Replies: 2
• Views: 598
Nov 24th 2009, 07:48 PM
27. ### Not a power of 2

• Replies: 6
• Views: 648
Nov 24th 2009, 11:11 AM
28. ### Proving that sigma_k(n) is odd if n is a square or double a square

• Replies: 1
• Views: 871
Nov 24th 2009, 08:17 AM

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