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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: 10,387
    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: 1
    • Views: 41
    February 15th, 2017, 14:51 Go to last post
    • Replies: 2
    • Views: 61
    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: 78
    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: 107
    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: 45
    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: 239
    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: 148
    January 28th, 2017, 07:03 Go to last post
    • Replies: 4
    • Views: 132
    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: 51
    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: 382
    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: 37
    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: 101
    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: 48
    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: 93
    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: 128
    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: 90
    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: 83
    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: 303
    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: 155
    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: 95
    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: 93
    January 13th, 2017, 05:20 Go to last post
  21. Intuition on Integral Over

    Started by MaryAnn, January 11th, 2017 11:20
    $a$, $b$, definition, integral, write
    • Replies: 2
    • Views: 135
    January 12th, 2017, 21:05 Go to last post
  22. [SOLVED] Contour line and gradient

    Started by mathmari, January 10th, 2017 20:26
    contour, draw, rightarrow, text, und
    • Replies: 8
    • Views: 202
    January 11th, 2017, 04:44 Go to last post
  23. [SOLVED] Inequality of the rank matrices

    Started by mathmari, January 2nd, 2017 13:29
    $textrankableq, inequality, linear, show, wondering
    • Replies: 8
    • Views: 206
    January 8th, 2017, 11:34 Go to last post

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