7.10 Unit helper functions
| pi : 3.141592654 |
The world famous constant.
| (deg->rad degrees) → number |
| degrees : number |
Converts degrees into radian units.
| (rad->deg radians) → number |
| radians : number |
Inverse of deg->rad.
| (beat->sec beats tempo-bpm) → number |
| beats : number |
| tempo-bpm : number |
Converts a time interval expressed in beats into seconds, at the given tempo.