Timeline for How many models of Peano arithmetic are isomorphic to the standard model and how many models of Peano arithmetic are non-standard?
Current License: CC BY-SA 3.0
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| when toggle format | what | by | license | comment | |
|---|---|---|---|---|---|
| Mar 24, 2012 at 20:01 | history | answered | Andreas Blass | CC BY-SA 3.0 |