# Search:

Tag: matrix

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1. ### Finding Jordan basis of 5x5 nilpotent matrix

• Replies: 0
• Views: 176
Last Post: 12-07-2018 07:26 PM
by Juicer
2. ### Matrix differentiation and inverse: How can I prove det(∂/∂A tr(A^-1))≠0 ?

• Replies: 0
• Views: 393
Last Post: 11-16-2018 06:37 PM
by Asangi_a4ac
3. ### Big matrix with a column of zeros

• Replies: 5
• Views: 455
Last Post: 11-12-2018 08:56 AM
by Harry_the_cat
4. ### Solving 4x3 Matrix: [[1 2 3][2 -1 1][0 1 1][1 -1 0]]*[[x][y][z]]=[[-3][4][-2][a]]

• Replies: 8
• Views: 561
Last Post: 11-03-2018 04:21 AM
by Mrmatheco
5. ### Matrix equations: How to solve this matrix equation by X. CXB+AX=C

• Replies: 9
• Views: 693
Last Post: 09-17-2018 01:01 AM
by Jomo
6. ### Question Related to Matrix/ 2 dimensional vector

• Replies: 0
• Views: 316
Last Post: 04-09-2018 10:36 PM
by tenniskid2
7. ### Determinant of the conjugate matrix: Prove that |detA|=1 if A is unitary matrix.

• Replies: 0
• Views: 293
Last Post: 04-04-2018 07:16 AM
by brigitte
8. ### Matrix Question: How to find sol'n to 4x - 7y + 5z = 13? (Mine ans. is wrong)

• Replies: 4
• Views: 1,057
Last Post: 09-28-2017 06:28 PM
by Ishuda
9. ### Moving reference for a stiffnessmatrix

• Replies: 1
• Views: 1,151
Last Post: 02-27-2017 11:51 AM
by Ishuda

Forum:
Pre-Algebra

10. ### Pseudoinverse of a matrix: Prove existance of B ∈ R^(Nxr) and C ∈ R^(rxp)

• Replies: 0
• Views: 2,183
Last Post: 01-28-2017 08:45 AM
by Moresco
11. ### Solving a differential Equation in matrix form

• Replies: 1
• Views: 1,212
Last Post: 10-05-2016 01:57 PM
by Mohi
12. ### Variance - Unbiased Estimator: Var(B|X) = E(BB'|X)

• Replies: 1
• Views: 1,194
Last Post: 08-03-2016 01:43 AM
by Reckah
13. ### For sqr mtrx A w/ A^p=0 (p some natural), prove (I-A)^(-1) = I + sum[k=1,p-1] A^k

• Replies: 3
• Views: 1,830
Last Post: 07-30-2016 02:10 PM
by Ishuda
14. ### Linear Algebra

• Replies: 1
• Views: 1,439
Last Post: 04-09-2016 05:16 PM
by Subhotosh Khan
15. ### Augmented Matrix

• Replies: 2
• Views: 1,772
Last Post: 02-14-2016 06:48 PM
by krclark
16. ### Matrix of a function

• Replies: 2
• Views: 1,450
Last Post: 11-22-2015 05:49 PM
by woshifate
17. ### matrix-vector representation for a system

• Replies: 2
• Views: 1,728
Last Post: 10-17-2015 03:48 AM
by SimonChatmers

Forum:
Calculus

18. ### linear algebra (vector and spaces), column space.

• Replies: 1
• Views: 1,652
Last Post: 05-28-2015 07:08 PM
by Jomo
19. ### five and four diagonal matrices

• Replies: 0
• Views: 1,735
Last Post: 03-31-2015 12:03 PM
by Astghik
20. ### Inverse of Matrix

• Replies: 2
• Views: 2,422
Last Post: 04-08-2015 05:53 PM
by FUGU
21. ### Finite Difference Method (challenging)

• Replies: 3
• Views: 1,832
Last Post: 03-05-2015 01:42 PM
by Amanv

• Replies: 2
• Views: 2,115
Last Post: 09-27-2014 03:29 PM
by HallsofIvy

Forum:
Pre-Algebra

23. ### Homogeneous coordinates, rotation by 90 degrees about the axis

• Replies: 2
• Views: 2,119
Last Post: 09-22-2014 07:53 AM
by stapel
24. ### Matrix help! (with function + picture)

• Replies: 2
• Views: 1,907
Last Post: 09-18-2014 06:43 AM
by Ishuda
25. ### Use elementary row operations to find the reduced row echelon form

• Replies: 1
• Views: 2,235
Last Post: 08-23-2014 10:25 PM
by Subhotosh Khan
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