Linear and Abstract Algebra

Endomorphisms, isomorphisms, linear maps, matrix, theory, groups, rings, fields, Galois theory, eigenvalues and eigenvectors.

Sort By:
Title Start Date ↓
Replies Views
Last Message
  1. bob123456789

    Projecting a hypercube onto a hyperplane

    bob123456789, Oct 12, 2023
    Replies:
    1
    Views:
    605
    RobertSmart
    Apr 26, 2024 at 12:27 PM
  2. anonymousinquirer

    Function to return a vector after it is divided by (1 + square magnitude)?

    anonymousinquirer, Aug 8, 2023
    Replies:
    0
    Views:
    164
    anonymousinquirer
    Aug 8, 2023
  3. eshamash

    Explicit solutions to Ax = b

    eshamash, Jul 20, 2023
    Replies:
    0
    Views:
    174
    eshamash
    Jul 20, 2023
  4. nycmathguy

    Products of Diagonal Matrices

    nycmathguy, Jun 13, 2022
    Replies:
    2
    Views:
    268
    nycmathguy
    Jun 13, 2022
  5. nycmathguy

    Product of Two Matrices...2

    nycmathguy, Jun 13, 2022
    Replies:
    4
    Views:
    855
    nycmathguy
    Jun 14, 2022
  6. nycmathguy

    Product of Two Matrices...1

    nycmathguy, Jun 13, 2022
    Replies:
    4
    Views:
    290
    nycmathguy
    Jun 14, 2022
  7. nycmathguy

    Operations With Matrices

    nycmathguy, Jun 13, 2022
    Replies:
    3
    Views:
    528
    e.jane.aran
    Oct 7, 2023
  8. nycmathguy

    Equality of Matrices

    nycmathguy, Jun 13, 2022
    Replies:
    2
    Views:
    255
    nycmathguy
    Jun 14, 2022
  9. akw

    Spectrum of the second derivative

    akw, Apr 9, 2022
    Replies:
    0
    Views:
    460
    akw
    Apr 9, 2022
  10. bob1352

    Matrix Frame Reference, B relative to A

    bob1352, Mar 11, 2022
    Replies:
    0
    Views:
    380
    bob1352
    Mar 11, 2022
  11. remy

    how to find the values of?

    remy, Nov 12, 2021
    Replies:
    2
    Views:
    624
    remy
    Nov 19, 2021
  12. Humboldt

    Polarrepresentation of 1/(1/2 - 1/2i)?

    Humboldt, Mar 28, 2021
    Replies:
    2
    Views:
    664
    nycmathguy
    Jul 5, 2021
  13. Displayer18

    Basis of W

    Displayer18, May 5, 2020
    Replies:
    2
    Views:
    980
    HallsofIvy
    Nov 23, 2021
  14. Stedman

    Was Galois aware of group GA(1,5)?

    Stedman, Apr 19, 2020
    Replies:
    0
    Views:
    908
    Stedman
    Apr 19, 2020
  15. Kio_Hostler

    Set elements are greater

    Kio_Hostler, Nov 24, 2019
    Replies:
    2
    Views:
    650
    nycmathguy
    Nov 7, 2021
  16. abdo abdo

    Is Z6 subring of Z12?

    abdo abdo, May 13, 2017
    Replies:
    5
    Views:
    4,394
    nycmathguy
    Mar 11, 2022
Showing threads 1 to 16 of 16

Thread Display Options

Loading...

Want to ask your own question?

It takes just 2 minutes to sign up (and it's free!). Just click the sign up button to choose a username and then you can get expert answers for your own question.