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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: 2,869
    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: 3,069
    dwsmith
    December 15th 2011, 05:58 PM Go to last post
  3.   Discussions  

  1. Matrix multiplication/addition problem

    cb220
    matrix, problem
    • Replies: 8
    • Views: 177
    cb220
    April 11th 2011, 07:03 PM Go to last post

  2. matrix representation of the linear transformation

    vedicmath
    linear, matrix, representation, transformation
    • Replies: 2
    • Views: 290
    Deveno
    April 11th 2011, 04:30 PM Go to last post

  3. Finding nonzero matrices that result in AB=0

    DrZ
    ab0, finding, matrices, nonzero, result
    • Replies: 3
    • Views: 872
    TheChaz
    April 11th 2011, 01:32 PM Go to last post

  4. [SOLVED] Coset Proof. Looking for ideas

    topsquark
    • Replies: 6
    • Views: 191
    Deveno
    April 11th 2011, 12:23 PM Go to last post

  5. Finding an eigenvector of a symmetric matrix given another eigenvector

    mbmstudent
    eigenvector, finding, matrix, symmetric
    • Replies: 6
    • Views: 327
    Deveno
    April 11th 2011, 12:18 PM Go to last post

  6. Finding unit eigen values and eigen vectors

    juanma101285
    eigen, eigenvalues, finding, unit, unit eigenvalue, unit eigenvectors, values, vectors
    • Replies: 1
    • Views: 224
    FernandoRevilla
    April 11th 2011, 09:42 AM Go to last post

  7. Showing a Function on Groups is One-to-One

    Relmiw
    function, groups, onetoone, showing
    • Replies: 12
    • Views: 264
    Deveno
    April 11th 2011, 07:46 AM Go to last post

  8. Degree/Basis

    mathematic
    degree or basis
    • Replies: 13
    • Views: 502
    Deveno
    April 11th 2011, 07:43 AM Go to last post

  9. Proof

    keelejody
    proof
    • Replies: 2
    • Views: 137
    keelejody
    April 11th 2011, 07:04 AM Go to last post

  10. Finding a Hermitian Matrix A^H for a 2 x 3 Matrix A

    leesperare
    finding, hermitian, matrix
    • Replies: 3
    • Views: 194
    FernandoRevilla
    April 11th 2011, 06:05 AM Go to last post

  11. Help Understanding a Proof: showing that p(x) is Irreducible in Z

    Koaske
    irreducible, proof, showing, understanding 2 Attachment(s)
    • Replies: 3
    • Views: 306
    Deveno
    April 10th 2011, 04:49 PM Go to last post

  12. Show that Z_p is intgrally closed

    student2011
    closed, intgrally
    • Replies: 1
    • Views: 149
    NonCommAlg
    April 10th 2011, 04:31 PM Go to last post

  13. Character table: sum of elements in rows

    bluepidgeon
    character, elements, rows, sum, table
    • Replies: 2
    • Views: 206
    NonCommAlg
    April 10th 2011, 03:10 PM Go to last post

  14. Post Linear Transformation (Rank and Nullity)

    vedicmath
    linear, nullity, rank, transformation
    • Replies: 3
    • Views: 382
    Deveno
    April 10th 2011, 02:11 PM Go to last post

  15. Splitting Field

    mathematic
    field, splitting
    • Replies: 1
    • Views: 220
    Deveno
    April 10th 2011, 11:57 AM Go to last post

  16. [SOLVED] If x is irreducible, is ϕ(x) irreducible? Prove or give counter-example.

    JJMC89
    irreducible, ring homomorphism, surjective
    • Replies: 1
    • Views: 240
    Deveno
    April 10th 2011, 10:41 AM Go to last post

  17. Prove or disprove, every subring of a PID||UFD is a PID||UFD.

    joestevens
    disprove, pid, pid||ufd, principal ideal domain, prove, subring, ufd
    • Replies: 0
    • Views: 423
    joestevens
    April 10th 2011, 08:26 AM Go to last post

  18. Number of conjugacy classes

    doug
    classes, conjugacy, number
    • Replies: 1
    • Views: 188
    tonio
    April 10th 2011, 02:52 AM Go to last post

  19. Prove that group of order 15 is cyclic

    Zalren
    cyclic, group, order, prove
    • Replies: 8
    • Views: 1,511
    tonio
    April 10th 2011, 01:14 AM Go to last post

  20. Arbitrary vs. Specific Elements (Coset)

    Relmiw
    arbitrary, coset, elements, specific
    • Replies: 2
    • Views: 207
    Relmiw
    April 9th 2011, 03:43 PM Go to last post

  21. Prove that the equation x^2 equivalent tio 2 mod 3 has no solution with x in Z.

    jmgilbert
    equation, equivalent, mod, prove, solution, tio
    • Replies: 1
    • Views: 150
    emakarov
    April 9th 2011, 02:22 PM Go to last post

  22. [SOLVED] Similar matrices

    alexmahone
    • Replies: 3
    • Views: 246
    alexmahone
    April 9th 2011, 07:34 AM Go to last post

  23. Characteristics and prime fields

    Greg98
    characteristics, fields, prime
    • Replies: 1
    • Views: 162
    zoek
    April 9th 2011, 07:22 AM Go to last post

  24. Unhappy identity proof

    appsmail12
    identity, proof
    • Replies: 4
    • Views: 196
    Ackbeet
    April 9th 2011, 06:40 AM Go to last post

  25. Eigenvalue and eigen vectors

    salohcinseah
    eigen, eigenvalue, vectors
    • Replies: 5
    • Views: 214
    salohcinseah
    April 9th 2011, 04:10 AM Go to last post

  26. Change of base

    Jones
    base, change
    • Replies: 5
    • Views: 224
    Jones
    April 9th 2011, 03:45 AM Go to last post

  27. [SOLVED] Projection function of some kind?

    topsquark
    • Replies: 2
    • Views: 136
    topsquark
    April 8th 2011, 01:10 PM Go to last post

  28. [SOLVED] Linear combination and a proof for the area.

    mechaniac
    • Replies: 3
    • Views: 214
    mechaniac
    April 8th 2011, 12:08 PM Go to last post

  29. Prime/Maximal Ideals

    DanielThrice
    ideals, prime or maximal
    • Replies: 3
    • Views: 356
    DanielThrice
    April 8th 2011, 11:17 AM Go to last post

  30. [SOLVED] Galois Theory: when does [E : F] \= |Gal(E/F)| ?

    mtdim
    • Replies: 8
    • Views: 261
    mtdim
    April 8th 2011, 06:20 AM Go to last post

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