Timeline for null-space matrix multiplies invertible matrix is also null-space matrix
Current License: CC BY-SA 3.0
9 events
| when toggle format | what | by | license | comment | |
|---|---|---|---|---|---|
| Feb 18, 2013 at 4:06 | vote | accept | i_a_n | ||
| Feb 18, 2013 at 3:55 | vote | accept | i_a_n | ||
| Feb 18, 2013 at 4:05 | |||||
| Feb 18, 2013 at 3:54 | comment | added | Julien | @i_a_n Because $Y$ is invertible, so in particular it is surjective. | |
| Feb 18, 2013 at 3:53 | history | edited | Julien | CC BY-SA 3.0 | edited body |
| Feb 18, 2013 at 3:53 | comment | added | i_a_n | ...why $Y(\mathbb{R}^r)=\mathbb{R}^r$? | |
| Feb 18, 2013 at 3:46 | history | edited | Julien | CC BY-SA 3.0 | added 135 characters in body |
| Feb 18, 2013 at 3:39 | comment | added | Julien | @i_a_n The range of $Z$. | |
| Feb 18, 2013 at 3:39 | comment | added | i_a_n | What is $ImZ$...? | |
| Feb 18, 2013 at 3:36 | history | answered | Julien | CC BY-SA 3.0 |