History of question #175073
| When | Who | Action | New State |
|---|---|---|---|
| Christian Jakob | Answer | Answered | |
| Jérôme Duriez | Comment | Answered | |
| Jack Wang | Reopen | Open | |
| Christian Jakob | Comment | Open | |
| Jack Wang | Give more information | Open | |
| Bruno Chareyre | Answer | Answered | |
| Jack Wang | Confirm | Solved |
