Timeline for name for a subset of a binary relational structure which is "closed downward"?
Current License: CC BY-SA 3.0
4 events
when toggle format | what | by | license | comment | |
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Jan 8, 2014 at 13:08 | comment | added | J.-E. Pin | @-david-hamkins Ooops... Thanks, corrected... | |
Jan 8, 2014 at 13:07 | history | edited | J.-E. Pin | CC BY-SA 3.0 |
edited body
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Jan 8, 2014 at 12:10 | comment | added | Joel David Hamkins | Do you have a typo with $x$ and $s$? | |
Jan 8, 2014 at 10:20 | history | answered | J.-E. Pin | CC BY-SA 3.0 |