# Advanced Algebra Forum

Advanced Algebra Help Forum: Linear and Abstract Algebra

1. ### Make sure your post belongs here

• Replies: 7
• Views: 4,513
Nov 25th 2012, 03:03 PM
1. ### [SOLVED] (\mathbb{Q}, +) by |\frac{a}{b}| < 1 a,b\in\mathbb{Z} and b\neq 0 is this a group

• Replies: 3
• Views: 457
Aug 26th 2011, 07:59 PM
2. ### what is n_2?

• Replies: 2
• Views: 364
Aug 26th 2011, 08:41 AM
3. ### Verify VS3 and indicate the zero vector

• Replies: 1
• Views: 414
Aug 25th 2011, 07:50 PM
4. ### [SOLVED] Finite abelian group

• Replies: 8
• Views: 745
Aug 25th 2011, 06:48 PM
5. ### [SOLVED] Elementary abelian group

• Replies: 6
• Views: 564
Aug 25th 2011, 01:34 PM
6. ### Easy Galois Theory Questions

• Replies: 2
• Views: 314
Aug 25th 2011, 10:44 AM
7. ### Computing an isomorphism

• Replies: 4
• Views: 582
Aug 25th 2011, 04:11 AM
8. ### Orthogonality

• Replies: 1
• Views: 378
Aug 25th 2011, 03:32 AM
9. ### Classification of Non-Abelian Groups of Order 42

• Replies: 4
• Views: 2,113
Aug 24th 2011, 09:01 PM
10. ### Norms of a general vector space

• Replies: 2
• Views: 560
Aug 24th 2011, 06:07 PM
11. ### [SOLVED] Finding pivots of matrix

• Replies: 1
• Views: 509
Aug 24th 2011, 11:56 AM
12. ### Find conditions on a, b, c, d

• Replies: 1
• Views: 455
Aug 23rd 2011, 10:58 PM
13. ### Determine nullity when matrix power =0

• Replies: 1
• Views: 455
Aug 23rd 2011, 03:01 PM
14. ### Conditions for Vector Space

• Replies: 1
• Views: 376
Aug 23rd 2011, 09:08 AM
15. ### Quadratic Forms - Reduction Techniques

• Replies: 1
• Views: 326
Aug 22nd 2011, 08:07 PM
16. ### Subfields of Q(sqrt(2))

• Replies: 7
• Views: 2,353
Aug 22nd 2011, 02:00 PM
17. ### Factoring given a root

• Replies: 4
• Views: 540
Aug 22nd 2011, 01:57 PM
18. ### [SOLVED] Calculating powers of a superdiagonal matrix

• Replies: 5
• Views: 520
Aug 22nd 2011, 07:00 AM
19. ### Complete sets demonstrations

• Replies: 1
• Views: 381
Aug 21st 2011, 09:52 PM
20. ### Modular arithmetic ; Solutions to 6x = 9 (mod 15)

• Replies: 6
• Views: 1,617
Aug 20th 2011, 05:05 PM
21. ### Proving linear transformation maps 0 to 0

• Replies: 2
• Views: 403
Aug 20th 2011, 07:45 AM
22. ### Why diagonal matrix doesn't change eigenvalues?

• Replies: 2
• Views: 553
Aug 20th 2011, 02:37 AM
23. ### Dimension of null space of two matrix multiplication

• Replies: 5
• Views: 1,351
Aug 19th 2011, 12:22 AM
24. ### [SOLVED] Question:Inner product axioms and orthogonal projection/distance

• Replies: 2
• Views: 506
Aug 18th 2011, 08:22 AM
25. ### Eigen Vector

• Replies: 2
• Views: 361
Aug 18th 2011, 02:41 AM
26. ### homomorphism help

• Replies: 9
• Views: 394
Aug 17th 2011, 03:07 PM
27. ### commutator ring

• Replies: 2
• Views: 568
Aug 17th 2011, 03:07 PM
28. ### [SOLVED] symmetry of hexagon in the plane?

• Replies: 4
• Views: 1,118
Aug 17th 2011, 09:32 AM
29. ### uniquiness

• Replies: 10
• Views: 514
Aug 16th 2011, 08:50 PM

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