| id | 9685 |
|---|---|
| user_id | 1056 |
| roll_id | 1269 |
| order | 5 |
| language | ja |
| description | The most important logarithm properties are product and quotient rules. Many logarithm formulas are derived from these rules. |
| image_id | 0 |
| tag | |
| created_time | 1488708203 |
| updated_time | 1488714591 |