# Quaterniond

`import { Quaterniond } from "destack:math";`

Double-precision quaternion.

```ds title="Quaterniond"
export type Quaterniond = Quaternion<float64>
```

[language/library/src/math/quaternion.ds:27](https://github.com/destack-sh/destack/blob/main/language/library/src/math/quaternion.ds#L27)