History of question #692572
| When | Who | Action | New State |
|---|---|---|---|
| Juergen Reuter | Answer | Answered | |
| David Wang | Reopen | Open | |
| Juergen Reuter | Answer | Answered | |
| Wolfgang Kilian | Answer | Answered | |
| Wolfgang Kilian | Comment | Answered | |
| David Wang | Confirm | Solved | |
| David Wang | Confirm | Solved | |
| Juergen Reuter | Comment | Solved |
