Function init

init(a: number, b?: number, c?: number, d?: number): ChalkboardQuaternion
Initializes a new quaternion
Parameters
- a: number
  The real part
- Optionalb: number = 0
  The first imaginary part
- Optionalc: number = 0
  The second imaginary part
- Optionald: number = 0
  The third imaginary part
Returns ChalkboardQuaternion
Example
```
// Returns 1 + 2i + 3j + 4k
const q = Chalkboard.quat.init(1, 2, 3, 4);
```
- Defined in Chalkboard.quat.ts:168