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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: 10,397
    March 8th, 2012, 20:05 Go to last post
  1. Normal Thread Normal Threads

  2. Linear Algebra Conditions

    Started by foxsborisnaumo, February 15th, 2017 05:55
    • Replies: 3
    • Views: 93
    February 24th, 2017, 11:28 Go to last post
    • Replies: 5
    • Views: 110
    February 22nd, 2017, 20:01 Go to last post
    • Replies: 2
    • Views: 75
    February 12th, 2017, 22:13 Go to last post
  3. Induction to find the determinant

    Started by mathmari, January 31st, 2017 15:33
    determinant, holds, induction, matrix, prove
    • Replies: 2
    • Views: 83
    February 10th, 2017, 23:19 Go to last post
  4. [SOLVED] Determinant

    Started by mathmari, January 30th, 2017 15:12
    a_1, a_2, a_n, determinant, ldots
    • Replies: 5
    • Views: 114
    January 31st, 2017, 15:32 Go to last post
  5. The extension KE/F is finite and separable

    Started by mathmari, January 29th, 2017 11:23
    $f$, algebraic, extension, finite, separable
    • Replies: 0
    • Views: 48
    January 29th, 2017, 11:23 Go to last post
  6. Equivalent statements

    Started by mathmari, January 24th, 2017 21:22
    2 Pages
    1 2
    $phi, ker, phi, rightarrow, statements
    • Replies: 10
    • Views: 261
    January 28th, 2017, 07:58 Go to last post
  7. [SOLVED] Is the mapping bijective?

    Started by mathmari, January 26th, 2017 20:24
    $phi, basis, c_2, c_3$, phi
    • Replies: 7
    • Views: 162
    January 28th, 2017, 07:03 Go to last post
    • Replies: 4
    • Views: 138
    January 25th, 2017, 00:34 Go to last post
  8. B spans algebraically E over F

    Started by mathmari, January 23rd, 2017 11:03
    $f$, algebraically, show, text, trancendental
    • Replies: 1
    • Views: 58
    January 24th, 2017, 16:32 Go to last post
  9. [SOLVED] Exponent of group

    Started by mathmari, December 12th, 2016 13:06
    2 Pages
    1 2
    $g$, $textexpg$, $|g|$, exponent, group
    • Replies: 16
    • Views: 404
    January 24th, 2017, 14:23 Go to last post
  10. Degree of field extension

    Started by mathmari, January 23rd, 2017 14:46
    $$[mathbbq[sqrt3, $[mathbbq[sqrt3, mathbbq]=[mathbbq[sqrt3, rho], wondering
    • Replies: 0
    • Views: 40
    January 23rd, 2017, 14:46 Go to last post
  11. [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: 109
    January 23rd, 2017, 11:01 Go to last post
  12. Degree of transcendental basis

    Started by mathmari, January 23rd, 2017 05:33
    $e/f$, basis, b_2$, extensions, transcendental
    • Replies: 0
    • Views: 50
    January 23rd, 2017, 05:33 Go to last post
  13. Field extensions and Galois goup

    Started by mathmari, January 12th, 2017 15:51
    • Replies: 2
    • Views: 101
    January 21st, 2017, 20:52 Go to last post
  14. Diagonalizable Matrix

    Started by Yankel, January 14th, 2017 17:01
    a=6, diagonalizable, eigenvalues, find, matrix
    • Replies: 4
    • Views: 135
    January 21st, 2017, 19:15 Go to last post
  15. Vector space isomorphism

    Started by mathmari, January 19th, 2017 08:46
    $phi, $v$, mathbbr[x], space, vector
    • Replies: 1
    • Views: 94
    January 19th, 2017, 21:27 Go to last post
  16. Injective linear mapping - image

    Started by mathmari, January 19th, 2017 06:21
    $dim, $f$, imf=dim, injective, mapping
    • Replies: 2
    • Views: 86
    January 19th, 2017, 14:16 Go to last post
  17. Linear mapping

    Started by mathmari, January 10th, 2017 06:39
    2 Pages
    1 2
    $fneq, $m$, holds, linear, matrix
    • Replies: 10
    • Views: 333
    January 15th, 2017, 13:21 Go to last post
  18. Pointwise and uniform convergence

    Started by mathmari, January 13th, 2017 16:05
    $xin, forall, mathbbr, pointwise, sequence
    • Replies: 5
    • Views: 168
    January 14th, 2017, 22:38 Go to last post
  19. Invertible Matrix

    Started by Yankel, January 14th, 2017 17:12
    find, invertible, matrix, solution, [a^3-2a^2=-i]
    • Replies: 3
    • Views: 101
    January 14th, 2017, 17:54 Go to last post
  20. Matrix of transformation

    Started by Mathick, January 12th, 2017 20:33
    basis, linear mapping, matrix, r[x]3, show
    • Replies: 1
    • Views: 99
    January 13th, 2017, 05:20 Go to last post

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