# Number Theory Forum

Number Theory Help Forum

1. ### Primitive sequences (true or false questions).

• Replies: 2
• Views: 601
Apr 13th 2009, 07:10 PM
2. ### how Euclid's Algorithm can be used to solve linear congruence?

• Replies: 0
• Views: 864
Apr 13th 2009, 06:53 PM
3. ### How to find all the coprimes of a number n in a given range

• Replies: 7
• Views: 13,275
Apr 13th 2009, 04:57 AM
4. ### Simultaneous integer primality testing

• Replies: 0
• Views: 492
Apr 12th 2009, 07:40 PM
5. ### Consecutive integers

• Replies: 2
• Views: 698
Apr 12th 2009, 07:24 PM

• Replies: 3
• Views: 535
Apr 11th 2009, 05:17 PM
7. ### Diophantine Equation Proof

• Replies: 1
• Views: 823
Apr 10th 2009, 08:07 PM
8. ### [SOLVED] Sum of 4 squares

• Replies: 5
• Views: 855
Apr 10th 2009, 07:54 PM
9. ### congruence existence problem

• Replies: 4
• Views: 581
Apr 10th 2009, 02:48 PM
10. ### Prime Numbers and Divisibility

• Replies: 2
• Views: 1,248
Apr 10th 2009, 01:36 PM
11. ### Number puzzle...

• Replies: 8
• Views: 946
Apr 9th 2009, 10:24 PM
12. ### pythagorean

• Replies: 1
• Views: 680
Apr 9th 2009, 09:01 PM
13. ### Riemann's prime counting function

• Replies: 1
• Views: 644
Apr 8th 2009, 05:31 PM
14. ### number of incongruent sols of x^n [congruent to] 1 (mod p)

• Replies: 1
• Views: 1,137
Apr 8th 2009, 12:26 PM
15. ### For all k|n => k|f(n) What can k be?

• Replies: 0
• Views: 524
Apr 8th 2009, 09:59 AM
16. ### phi(x/2) and w(x) minus pi(x)=???

• Replies: 0
• Views: 594
Apr 7th 2009, 04:30 AM
17. ### stuck on a proof of x^n congr. 1 mod p

• Replies: 1
• Views: 592
Apr 5th 2009, 04:00 PM
18. ### Help with some Proofs

• Replies: 1
• Views: 413
Apr 4th 2009, 02:07 PM
19. ### Another congruence problem

• Replies: 10
• Views: 838
Apr 3rd 2009, 06:14 PM
20. ### help with a proof on orders

• Replies: 2
• Views: 595
Apr 2nd 2009, 10:14 PM
21. ### need help on "integral part" [x]

• Replies: 3
• Views: 331
Apr 2nd 2009, 05:14 PM
22. ### Euler Phi primes with just definition of Phi

• Replies: 2
• Views: 634
Apr 1st 2009, 06:00 AM
23. ### show 3|n iff 3|s

• Replies: 2
• Views: 646
Mar 31st 2009, 10:47 PM
24. ### How can I work this out?

• Replies: 2
• Views: 584
Mar 30th 2009, 08:08 AM
25. ### Wondering if a difference of 1 in a relation affects my proof

• Replies: 2
• Views: 441
Mar 29th 2009, 09:06 PM
26. ### euler phi-function

• Replies: 3
• Views: 726
Mar 29th 2009, 08:42 PM
27. ### DeMoivre's Theorem

• Replies: 1
• Views: 864
Mar 29th 2009, 06:38 PM
28. ### Mathematical Induction

• Replies: 2
• Views: 669
Mar 29th 2009, 04:40 PM
29. ### wavelets

• Replies: 2
• Views: 482
Mar 29th 2009, 01:44 PM
30. ### proof question 4

• Replies: 1
• Views: 451
Mar 29th 2009, 08:10 AM

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