Timeline for Help with finding eigenvalues of a class of matrices
Current License: CC BY-SA 3.0
2 events
| when toggle format | what | by | license | comment | |
|---|---|---|---|---|---|
| Nov 11, 2016 at 15:37 | comment | added | Pietro Majer | Your matrices $A_n$ may also be written in the form $D_nB_nD_n$, where $D_n:=\mathrm{diag}(1,1/2,1/3,1/4,..,1/n)$ and $B_n$ with entries $(\min\{i,j\})^2$. This $B_n^{-1}$ has a tridiagonal form like $M_n:=A_n^{-1}$, actually quite simpler. | |
| Nov 11, 2016 at 11:31 | history | answered | Pietro Majer | CC BY-SA 3.0 |