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Forum: Linear and Abstract Algebra

Linear Systems of Equations, Eigenvalues and Eigenvectors, Vector Spaces, Groups, Rings, Fields

  1. Sticky Thread Sticky Threads

  2. Sticky Thread Linear Algebra Proofs and Problems

    Started by dwsmith, March 7th, 2012 21:33
    • Replies: 1
    • Views: 10,822
    March 8th, 2012, 20:05 Go to last post
  1. Normal Thread Normal Threads

  2. [SOLVED] Eigenvalues and eigenvectors

    Started by jessicamorgan, March 7th, 2017 21:33
    eigenvalues, start, question, type, explain
    • Replies: 0
    • Views: 58
    March 7th, 2017, 21:33 Go to last post
  3. Subgroups

    Started by Jen917, March 7th, 2017 18:03
    inverse, operations, show, subgroup, subgroups
    • Replies: 1
    • Views: 79
    March 7th, 2017, 19:54 Go to last post
    • Replies: 5
    • Views: 210
    March 6th, 2017, 18:05 Go to last post
    • Replies: 2
    • Views: 164
    February 28th, 2017, 20:30 Go to last post
  4. Units in Z_m ... Anderson and Feil, Theorem 8.6 ... ...

    Started by Peter, February 26th, 2017 02:02
    • Replies: 2
    • Views: 115
    February 28th, 2017, 20:25 Go to last post
  5. Linear Algebra Conditions

    Started by foxsborisnaumo, February 15th, 2017 05:55
    • Replies: 3
    • Views: 171
    February 24th, 2017, 11:28 Go to last post
    • Replies: 5
    • Views: 197
    February 22nd, 2017, 20:01 Go to last post
    • Replies: 2
    • Views: 179
    February 12th, 2017, 22:13 Go to last post
  6. Induction to find the determinant

    Started by mathmari, January 31st, 2017 15:33
    determinant, holds, induction, matrix, prove
    • Replies: 2
    • Views: 168
    February 10th, 2017, 23:19 Go to last post
  7. [SOLVED] Determinant

    Started by mathmari, January 30th, 2017 15:12
    a_1, a_2, a_n, determinant, ldots
    • Replies: 5
    • Views: 215
    January 31st, 2017, 15:32 Go to last post
  8. The extension KE/F is finite and separable

    Started by mathmari, January 29th, 2017 11:23
    $f$, algebraic, extension, finite, separable
    • Replies: 0
    • Views: 101
    January 29th, 2017, 11:23 Go to last post
  9. Equivalent statements

    Started by mathmari, January 24th, 2017 21:22
    2 Pages
    1 2
    $phi, ker, phi, rightarrow, statements
    • Replies: 10
    • Views: 470
    January 28th, 2017, 07:58 Go to last post
  10. [SOLVED] Is the mapping bijective?

    Started by mathmari, January 26th, 2017 20:24
    $phi, basis, c_2, c_3$, phi
    • Replies: 7
    • Views: 329
    January 28th, 2017, 07:03 Go to last post
    • Replies: 4
    • Views: 232
    January 25th, 2017, 00:34 Go to last post
  11. B spans algebraically E over F

    Started by mathmari, January 23rd, 2017 11:03
    $f$, algebraically, show, text, trancendental
    • Replies: 1
    • Views: 113
    January 24th, 2017, 16:32 Go to last post
  12. [SOLVED] Exponent of group

    Started by mathmari, December 12th, 2016 13:06
    2 Pages
    1 2
    $g$, $textexpg$, $|g|$, exponent, group
    • Replies: 16
    • Views: 706
    January 24th, 2017, 14:23 Go to last post
  13. Degree of field extension

    Started by mathmari, January 23rd, 2017 14:46
    $$[mathbbq[sqrt3, $[mathbbq[sqrt3, mathbbq]=[mathbbq[sqrt3, rho], wondering
    • Replies: 0
    • Views: 83
    January 23rd, 2017, 14:46 Go to last post
  14. [SOLVED] It is an algebraically dependent set over F

    Started by mathmari, January 22nd, 2017 18:49
    $f$, $s_1, ldots, show, s_r
    • Replies: 4
    • Views: 197
    January 23rd, 2017, 11:01 Go to last post
  15. Degree of transcendental basis

    Started by mathmari, January 23rd, 2017 05:33
    $e/f$, basis, b_2$, extensions, transcendental
    • Replies: 0
    • Views: 84
    January 23rd, 2017, 05:33 Go to last post
  16. Field extensions and Galois goup

    Started by mathmari, January 12th, 2017 15:51
    • Replies: 2
    • Views: 168
    January 21st, 2017, 20:52 Go to last post
  17. Diagonalizable Matrix

    Started by Yankel, January 14th, 2017 17:01
    a=6, diagonalizable, eigenvalues, find, matrix
    • Replies: 4
    • Views: 225
    January 21st, 2017, 19:15 Go to last post
  18. Vector space isomorphism

    Started by mathmari, January 19th, 2017 08:46
    $phi, $v$, mathbbr[x], space, vector
    • Replies: 1
    • Views: 145
    January 19th, 2017, 21:27 Go to last post
  19. Injective linear mapping - image

    Started by mathmari, January 19th, 2017 06:21
    $dim, $f$, imf=dim, injective, mapping
    • Replies: 2
    • Views: 135
    January 19th, 2017, 14:16 Go to last post

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