Timeline for Reference request. Something like a rank for matrices over non-commutative rings
Current License: CC BY-SA 3.0
2 events
| when toggle format | what | by | license | comment | |
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| Mar 31, 2017 at 15:15 | history | edited | Guntram | CC BY-SA 3.0 |
tried to make this nice answer more legible, not sure if succeeded
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| Mar 31, 2017 at 8:55 | history | answered | coudy | CC BY-SA 3.0 |