Timeline for Is there a relation between 4-dimensional general relativity and exotic smooth structures on $\mathbb{R}^4$?
Current License: CC BY-SA 3.0
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| when toggle format | what | by | license | comment | |
|---|---|---|---|---|---|
| Sep 20, 2011 at 14:45 | history | answered | Igor Rivin | CC BY-SA 3.0 |