Timeline for Given a matrix A, how to find B such that AB=BA
Current License: CC BY-SA 3.0
3 events
| when toggle format | what | by | license | comment | |
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| Jul 18, 2012 at 8:21 | comment | added | Geoff Robinson | Finding a basis can get quite complicated. If $A$ is diagonalizable it is quite easy, but if $A$ is in Jordan normal form with Jordan blocks of size greater than $1$, determining the matrices which commute with $A$ can get quite tricky, even if $A$ has only the eigenvalue $1$ or $0$. | |
| Jul 18, 2012 at 6:05 | comment | added | A.S | Does anyone know what is the basis for this vector space? | |
| Jul 18, 2012 at 6:03 | history | answered | A.S | CC BY-SA 3.0 |