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Forum: Advanced Algebra

Advanced Algebra Help Forum: Linear and Abstract Algebra

  1. Sticky Thread   Make sure your post belongs here

    Jameson
    belongs, make, post
    • Replies: 7
    • Views: 2,903
    topsquark
    November 25th 2012, 02:03 PM Go to last post

  2. Sticky Thread   Lin Alg Proofs and Counterexamples

    dwsmith
    alg, counterexamples, lin, proofs 3 Attachment(s)
    • Replies: 8
    • Views: 3,107
    dwsmith
    December 15th 2011, 05:58 PM Go to last post
  3.   Discussions  

  1. [SOLVED] Find the formula for the orthogonal projection on a subspace spanned by 2x2 matrices?

    chocaholic
    • Replies: 1
    • Views: 445
    Opalg
    September 2nd 2011, 01:20 PM Go to last post

  2. Prove H is a subgroup

    dwsmith
    prove, subgroup
    • Replies: 4
    • Views: 181
    ModusPonens
    September 2nd 2011, 10:34 AM Go to last post

  3. matrix

    prasum
    matrix
    • Replies: 3
    • Views: 223
    FernandoRevilla
    September 1st 2011, 10:25 PM Go to last post

  4. Subspaces

    Warpenguin
    subspaces
    • Replies: 2
    • Views: 199
    HallsofIvy
    September 1st 2011, 04:43 AM Go to last post

  5. Augmented matrix problem: when field of system of equations is given

    visharad
    augmented, equations, field, matrix, problem
    • Replies: 2
    • Views: 272
    HallsofIvy
    September 1st 2011, 04:35 AM Go to last post

  6. Vectors x,y in V (this seems to easy)

    dwsmith
    easy, vectors
    • Replies: 2
    • Views: 166
    HallsofIvy
    September 1st 2011, 04:16 AM Go to last post

  7. Determining subspaces

    gralla55
    determining, subspaces
    • Replies: 4
    • Views: 153
    HallsofIvy
    September 1st 2011, 04:13 AM Go to last post

  8. Question Help putting system of equations into Reduced Row Echelon Form?

    csgirl504
    echelon, equations, form, putting, reduced, row
    • Replies: 3
    • Views: 191
    bondesan
    August 31st 2011, 09:51 AM Go to last post

  9. Matrix co-factors

    gralla55
    cofactors, matrix
    • Replies: 2
    • Views: 170
    gralla55
    August 30th 2011, 11:32 PM Go to last post

  10. lin dep vectors

    dwsmith
    dep, lin, vectors
    • Replies: 0
    • Views: 184
    dwsmith
    August 30th 2011, 05:00 PM Go to last post

  11. Infinite basis

    dwsmith
    basis, infinite
    • Replies: 5
    • Views: 182
    Drexel28
    August 30th 2011, 04:38 PM Go to last post

  12. Complex eigenvectors

    expresstrain
    complex, eigenvectors
    • Replies: 1
    • Views: 123
    FernandoRevilla
    August 30th 2011, 02:13 PM Go to last post

  13. Row-reduced echelon matrix

    problem
    echelon, matrix, rowreduced
    • Replies: 7
    • Views: 232
    FernandoRevilla
    August 30th 2011, 08:30 AM Go to last post

  14. Direct Sums of Modules

    Bernhard
    direct, modules, sums 1 Attachment(s)
    • Replies: 3
    • Views: 159
    girdav
    August 30th 2011, 03:09 AM Go to last post

  15. [SOLVED] quaternion algebra

    dwsmith
    • Replies: 4
    • Views: 232
    Drexel28
    August 29th 2011, 10:02 AM Go to last post

  16. Direct Sums of Modules

    Bernhard
    direct, modules, sums 1 Attachment(s)
    • Replies: 1
    • Views: 161
    girdav
    August 29th 2011, 09:15 AM Go to last post

  17. Eigenvalues

    Arron
    eigenvalues
    • Replies: 3
    • Views: 212
    Arron
    August 29th 2011, 04:07 AM Go to last post

  18. Orthogonal basis

    Euclid
    basis, orthogonal
    • Replies: 3
    • Views: 176
    FernandoRevilla
    August 28th 2011, 10:52 PM Go to last post

  19. Find a basis for the space of symmetric nxn matrices

    hmmmm
    basis, matrices, nxn, space, symmetric
    • Replies: 1
    • Views: 700
    alexmahone
    August 28th 2011, 06:45 AM Go to last post

  20. [SOLVED] Roots of Unity as a group

    dwsmith
    • Replies: 4
    • Views: 169
    Plato
    August 27th 2011, 04:05 PM Go to last post

  21. [SOLVED] Well defined binary operation

    dwsmith
    • Replies: 6
    • Views: 310
    FernandoRevilla
    August 27th 2011, 12:19 PM Go to last post

  22. elementary anti-equivalence?

    ymar
    antiequivalence, elementary
    • Replies: 0
    • Views: 139
    ymar
    August 27th 2011, 07:23 AM Go to last post

  23. Subsets generating supspaces

    dwsmith
    generating, subsets, supspaces
    • Replies: 4
    • Views: 151
    dwsmith
    August 26th 2011, 07:10 PM Go to last post

  24. [SOLVED] (\mathbb{Q}, +) by |\frac{a}{b}| < 1 a,b\in\mathbb{Z} and b\neq 0 is this a group

    dwsmith
    • Replies: 3
    • Views: 159
    Drexel28
    August 26th 2011, 06:59 PM Go to last post

  25. what is n_2?

    wik_chick88
    • Replies: 2
    • Views: 203
    FernandoRevilla
    August 26th 2011, 07:41 AM Go to last post

  26. Verify VS3 and indicate the zero vector

    divinelogos
    vector, verify, vs3
    • Replies: 1
    • Views: 122
    Drexel28
    August 25th 2011, 06:50 PM Go to last post

  27. [SOLVED] Finite abelian group

    abhishekkgp
    • Replies: 8
    • Views: 249
    Drexel28
    August 25th 2011, 05:48 PM Go to last post

  28. [SOLVED] Elementary abelian group

    abhishekkgp
    • Replies: 6
    • Views: 235
    Drexel28
    August 25th 2011, 12:34 PM Go to last post

  29. Easy Galois Theory Questions

    qmech
    easy, galois, questions, theory
    • Replies: 2
    • Views: 133
    qmech
    August 25th 2011, 09:44 AM Go to last post

  30. Computing an isomorphism

    jazzmoke
    computing, isomorphism
    • Replies: 4
    • Views: 185
    jazzmoke
    August 25th 2011, 03:11 AM Go to last post

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