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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: 11,288
    March 8th, 2012, 20:05 Go to last post
  1. Normal Thread Normal Threads

  2. Property of exterior product

    Started by mathmari, September 27th, 2017 14:49
    land, ldots, n_k+1land, property, psi_1land
    • Replies: 5
    • Views: 183
    September 28th, 2017, 07:10 Go to last post
  3. Exterior power

    Started by mathmari, September 26th, 2017 18:43
    a_kpi, holds, land, ldots, phi_1land
    • Replies: 2
    • Views: 182
    September 27th, 2017, 15:59 Go to last post
  4. When do we get a reflection?

    Started by mathmari, July 22nd, 2017 16:41
    3 Pages
    1 2 3
    $z$, composition, line, point, reflection
    • Replies: 20
    • Views: 792
    July 23rd, 2017, 19:18 Go to last post
  5. Reflection across a line

    Started by mathmari, July 14th, 2017 22:08
    $g$, $p$, line, perpendicular, reflection
    • Replies: 5
    • Views: 284
    July 18th, 2017, 17:39 Go to last post
  6. [SOLVED] Scaling

    Started by mathmari, July 16th, 2017 03:28
    3 Pages
    1 2 3
    center, factor, scaling, show, z_1z_2$
    • Replies: 24
    • Views: 726
    July 18th, 2017, 17:24 Go to last post
  7. Conditions so that the determinant is zero

    Started by mathmari, July 13th, 2017 12:57
    2 Pages
    1 2
    $det, a_ij=0$, iff, linear, lines
    • Replies: 14
    • Views: 478
    July 18th, 2017, 17:23 Go to last post
  8. [SOLVED] Mappings - Similarity transformations

    Started by mathmari, July 17th, 2017 15:03
    composition, point, rotation, scaling, similitude
    • Replies: 9
    • Views: 279
    July 18th, 2017, 17:14 Go to last post
  9. [SOLVED] Are the statements correct?

    Started by mathmari, July 16th, 2017 13:34
    3 Pages
    1 2 3
    • Replies: 22
    • Views: 663
    July 18th, 2017, 16:55 Go to last post
  10. [SOLVED] Rotation around an arbitrary point

    Started by mathmari, July 18th, 2017 08:12
    • Replies: 8
    • Views: 280
    July 18th, 2017, 11:22 Go to last post
  11. [SOLVED] Coordinates of the centroid

    Started by mathmari, July 12th, 2017 16:25
    2 Pages
    1 2
    centroid, coordinates, fraca_2+b_22right, intersection, point
    • Replies: 12
    • Views: 426
    July 18th, 2017, 04:02 Go to last post
  12. Find the equation of the polar

    Started by mathmari, July 15th, 2017 11:43
    • Replies: 8
    • Views: 310
    July 15th, 2017, 17:46 Go to last post
  13. [SOLVED] Distance between parallel lines

    Started by mathmari, July 12th, 2017 20:36
    $g$, distance, line, lines, point
    • Replies: 8
    • Views: 288
    July 15th, 2017, 12:14 Go to last post
  14. Equation of the tangent

    Started by mathmari, July 14th, 2017 17:21
    • Replies: 3
    • Views: 188
    July 15th, 2017, 07:06 Go to last post
  15. Galois Groups ... A&F Example 47.7 ... ...

    Started by Peter, July 7th, 2017 02:09
    47.7, anderson, feil, mathbbq, zeta
    • Replies: 2
    • Views: 203
    July 7th, 2017, 23:00 Go to last post
    • Replies: 5
    • Views: 276
    July 7th, 2017, 22:59 Go to last post
  16. Galois Groups ... A&W Theorem 47.1 ... ...

    Started by Peter, July 5th, 2017 00:53
    47.1, alpha, proof, textdegf, theorem
    • Replies: 2
    • Views: 191
    July 7th, 2017, 20:16 Go to last post
  17. Basic Notation for Field Extensions ... ...

    Started by Peter, April 11th, 2017 01:02
    alpha, field, generated, lovett, rings
    • Replies: 2
    • Views: 252
    July 4th, 2017, 21:04 Go to last post
  18. Finite Extensions - A&F Example 44.2 ... ...

    Started by Peter, July 3rd, 2017 23:05
    add, basis, sqrt2, sqrt3, sqrt6
    • Replies: 1
    • Views: 160
    July 4th, 2017, 12:24 Go to last post
  19. Splitting Fields: Anderson and Feil, Theorem 45.6 ...

    Started by Peter, June 23rd, 2017 23:01
    45.6, alpha, anderson, proof, theorem
    • Replies: 1
    • Views: 147
    June 24th, 2017, 22:28 Go to last post
  20. Geometry in Linear Systems

    Started by srg263, June 19th, 2017 21:55
    • Replies: 6
    • Views: 277
    June 23rd, 2017, 06:39 Go to last post
    • Replies: 2
    • Views: 217
    June 22nd, 2017, 22:28 Go to last post
  21. Splitting Fields: Anderson and Feil, Theorem 45.4

    Started by Peter, June 21st, 2017 01:15
    anderson, feil, f[x], read, term-by-term
    • Replies: 6
    • Views: 252
    June 22nd, 2017, 22:26 Go to last post
  22. Splitting Fields: Anderson and Feil, Theorem 45.5

    Started by Peter, June 22nd, 2017 22:23
    alpha, field, irreducible, polynomials, theorem
    • Replies: 0
    • Views: 115
    June 22nd, 2017, 22:23 Go to last post
  23. Galois Theory - Fixed Subfield of K by H ...

    Started by Peter, June 16th, 2017 02:11
    11.1.11, galois, lovett, proposition, theory
    • Replies: 2
    • Views: 173
    June 16th, 2017, 04:40 Go to last post
  24. Galois Theory: Textbook recommendations?

    Started by Kiwi, August 16th, 2016 23:56
    book, chapter, galois, solving, theory
    • Replies: 2
    • Views: 456
    June 16th, 2017, 02:19 Go to last post

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Top 277 Thread Starters For "Linear and Abstract Algebra"

RankUser NamePercentage Of TotalThreadsMost Recent Thread
1Peter30.0504Galois Groups ... A&F Exam...
2mathmari11.2188Number of homomorphisms
3Yankel3.558Eigenvalues
4Sudharaka3.355What is a Quinary Vector?
5ognik2.746Please check Cross product sol...
6evinda2.745Questions about analysis of al...
7caffeinemachine2.034Algebraic Closure of Fp [Lang,...
8Petrus1.627linear map input
8kalish1.627Showing a polynomial is irredu...
9Guest1.424Cycle notation
10matqkks1.423Linear Algebra Problems
11Poirot1.321Eigenfunction
12Kiwi1.220Roots of elements in a field
13topsquark1.119Nested matrix elements
14Fermat1.016Describe all homomorphism
15Rido120.915Layout Notation for matrix cal...
16mathjam09900.814Galois Groups and Minimum Poly...
17dwsmith0.813Matrix Exponential and series ...
17bwpbruce0.813Range and Image of a Transform...
18MaryAnn0.712Intuition on Integral Over
19Alexmahone0.59gH=Hg?
19oblixps0.59Product of two Polynomials in ...
19crypt500.59Find T cyclic operator that ha...
19brunette150.59Graphing isotherms help
19Tarrant0.59Proving Scalar Product
20Fernando Revilla0.58Equation with norm
20ianchenmu0.58Form of symmetric matrix of ra...
20onie mti0.58homomorphism of finite groups
21Amer0.47Noetherian Ring
21Swati0.47Row Space, Column Space and Nu...
21LLand3140.47How to solve the following mat...
21delgeezee0.47Show that in every set p2 with...
21gucci0.47QR Decomposition and Full Colu...
21chickenwin0.47How do you find frobenius cano...
22Jameson0.46If matrix lambda is diagonal w...
22Fantini0.46Field isomorphism
22Kaspelek0.46Linear transform questions
22smile0.46Tensor product
22Alexis870.46Isomorphic
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23hmmm160.35Proving Z[√(-3)] is not ...
23OhMyMarkov0.35Inverse of a Symmetric Matrix
23Pratibha0.35Upper central series
23Zoey930.35Concerning the Fifth Roots of ...
24StefanM0.24Ring and cosets
24James0.24Elements of a ring
24bugatti790.24Shankar - Simultaneous Diagona...
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24Cbarker10.24Showing that P_3 is a subspace...
24ZaidAlyafey0.24Confusion about the notation o...
24mathbalarka0.24Galois theory : A new twist?
24Jundoe0.24Matrix transform- about origin...
24simo0.24Quotient rings and homorphic i...
24NoName0.24Commutative ring
24conway0.24Relative Mathematics
25Bingk0.23X^(2^n) + x + 1 is reducible o...
25Evgeny.Makarov0.23Powers of elements in Z/nZ
25skoker0.23A=lu
25jacks0.23no. of matrices
25suvadip0.23two sets generate the same vec...
25SiddharthThakur0.23Invertibility of Matrices
25Bruce Wayne0.23Help Proving Isomorphism of a ...
25Ragnarok0.23Show that Q adjoin square root...
25nacho0.23Basic subspace proof
25shamieh0.23Finding a set of vectors that ...
25baseball30300.23Not One to One
25FilipVz0.23Quadratic forms
25akerman0.23kernel properties and feature ...
25mathgirl0.23Field extensions and roots of ...
25Kronos0.23Find matrix representation wit...
25rayne0.23Show that V is a subspace of P...
25steenis0.23A little problem on exact sequ...
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26conscipost0.12Area between two vectors in R^...
26find_the_fun0.12If a row is added to any matri...
26dray0.12*-algebra problem
26crabchef0.12More questions on psd and pd o...
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26cylers890.12Unitary matrix
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26ibnashraf0.12p-groups
26Jack0.12Question about generators and ...
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26Arnold0.12Order of product of elements i...
26wmccunes0.12Indicial notation - Levi-Cevit...
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