| Filed | Form | Description | |
|---|---|---|---|
| 1/21/14 | SC 13G/A | SC 13G/A | → |
| 1/17/13 | SC 13G/A | SC 13G/A | → |
| 1/31/12 | SC 13G/A | SC 13G/A | → |
| 1/10/11 | SC 13G | SC 13G | → |
In mathematics, the term linear is used in two distinct senses for two different properties:linearity of a function ; linearity of a polynomial.