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Threads 1 to 30 of 2008

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: 18,338
    March 8th, 2012, 20:05 Go to last post
  1. Normal Thread Normal Threads

  2. Find the matrix A

    Started by evinda, March 24th, 2020 14:52
    2 Pages
    1 2
    a_12, a_22, beginbmatrix, endbmatrix, lambda
    • Replies: 12
    • Views: 207
    March 26th, 2020, 14:09 Go to last post
  3. Vector calculations - Geogebra

    Started by mathmari, February 23rd, 2020 13:44
    $u$, $v$, sin, vector, wondering
    • Replies: 3
    • Views: 222
    February 23rd, 2020, 16:36 Go to last post
  4. Determine the cycle decomposition of the permutations

    Started by mathmari, February 9th, 2020 08:16
    3 Pages
    1 2 3
    $8$, $pi_1, cycle, determine, pi_2
    • Replies: 28
    • Views: 756
    February 21st, 2020, 01:43 Go to last post
  5. Do we use induction?

    Started by mathmari, February 13th, 2020 02:12
    $1leq, $piin, mathbbn$, show, textsymn$
    • Replies: 5
    • Views: 409
    February 14th, 2020, 05:14 Go to last post
  6. Which is the geometric interpretation?

    Started by mathmari, February 10th, 2020 13:50
    $$vmapsto, beginpmatrix, geometric, hey, interpretation
    • Replies: 4
    • Views: 321
    February 13th, 2020, 22:39 Go to last post
  7. Show the properties of σ

    Started by mathmari, February 10th, 2020 02:04
    2 Pages
    1 2
    map, vxcdot, v_ixcdot, wxcdot, w_ixcdot
    • Replies: 11
    • Views: 396
    February 13th, 2020, 04:33 Go to last post
  8. Interpretation of maps

    Started by mathmari, February 9th, 2020 06:50
    2 Pages
    1 2
    • Replies: 19
    • Views: 309
    February 10th, 2020, 04:51 Go to last post
  9. Calculate the determinants

    Started by mathmari, February 9th, 2020 04:40
    2 Pages
    1 2
    calculate, determinant, determinants, matrices, matrix
    • Replies: 13
    • Views: 304
    February 10th, 2020, 03:38 Go to last post
    • Replies: 2
    • Views: 180
    February 8th, 2020, 11:09 Go to last post
  10. [SOLVED] How is M defined?

    Started by mathmari, January 25th, 2020 13:27
    2 Pages
    1 2
    $mlambda, =mphi, defined, mpsi, phi
    • Replies: 10
    • Views: 335
    February 4th, 2020, 15:11 Go to last post
  11. [SOLVED] Symmetry map and rotation

    Started by mathmari, January 25th, 2020 17:53
    2 Pages
    1 2
    • Replies: 17
    • Views: 371
    February 4th, 2020, 14:07 Go to last post
  12. Rotations, Reflections and Translations

    Started by mathmari, January 28th, 2020 21:54
    • Replies: 4
    • Views: 202
    February 4th, 2020, 14:04 Go to last post
  13. [SOLVED] Define matrix to get a row operation of type 1

    Started by mathmari, January 30th, 2020 19:07
    9endpmatrix, beginpmatrix1, define, row, type
    • Replies: 2
    • Views: 94
    February 4th, 2020, 14:03 Go to last post
  14. The permutation induces on the set

    Started by mathmari, January 28th, 2020 17:30
    3 Pages
    1 2 3
    induces, permutation, set, symmetry, tetrahedron
    • Replies: 23
    • Views: 515
    February 1st, 2020, 14:25 Go to last post
  15. USMA linear systems of equation solve for x y z

    Started by karush, December 30th, 2019 21:30
    • Replies: 4
    • Views: 621
    January 21st, 2020, 17:18 Go to last post
  16. [SOLVED] Show that it is a subspace

    Started by mathmari, January 9th, 2020 13:43
    2 Pages
    1 2
    $phi, $phi$, linear, phi, subspace
    • Replies: 10
    • Views: 472
    January 11th, 2020, 12:18 Go to last post
  17. Task help

    Started by swag312, January 9th, 2020 14:08
    line, lines, parallel, perpendicular, task
    • Replies: 1
    • Views: 120
    January 9th, 2020, 18:23 Go to last post
  18. [SOLVED] Decide if the sets are subspaces or affine subspaces

    Started by mathmari, November 16th, 2019 04:46
    affine, beginpmatrix1, subset, subspace, x_2
    • Replies: 3
    • Views: 793
    December 7th, 2019, 11:04 Go to last post
  19. [SOLVED] Basis of span

    Started by mathmari, November 21st, 2019 18:24
    $textlinv_1, $w_1, ldots, set, v_k$
    • Replies: 3
    • Views: 681
    December 7th, 2019, 11:01 Go to last post
  20. [SOLVED] Statements with determinant

    Started by mathmari, November 26th, 2019 01:57
    2 Pages
    1 2
    $det, calculate, determinant, equal, orientation
    • Replies: 15
    • Views: 719
    December 7th, 2019, 11:00 Go to last post
  21. Relationship between three planes

    Started by mathmari, November 23rd, 2019 14:38
    case, equations, identical, parallel, planes
    • Replies: 5
    • Views: 285
    November 26th, 2019, 01:11 Go to last post
  22. Statements about span

    Started by mathmari, November 14th, 2019 19:55
    $textlinv_1, $v_1, ldots, point, v_k$
    • Replies: 3
    • Views: 278
    November 16th, 2019, 14:45 Go to last post
  23. Are the vectors linearly independent?

    Started by mathmari, November 16th, 2019 06:08
    $vecv, $vecw+vecu$, independent, linearly, rightarrow
    • Replies: 8
    • Views: 339
    November 16th, 2019, 13:20 Go to last post
  24. Subset that satisfies all but one axioms of subspaces

    Started by mathmari, November 10th, 2019 05:43
    2 Pages
    1 2
    $s$, axiom, find, satisfy, subset
    • Replies: 16
    • Views: 501
    November 13th, 2019, 16:44 Go to last post

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