| TemporalSystem |
A named system of musical time (see TonalSystem for the tonal counterpart). |
| TemporalElement |
Any class that represents a structured period of time. |
| Measurable |
A TemporalElement that reduces to a single rational length, |
| Duration |
Any class that represents a basic unit of time and is notated as a single symbol. |
| ZeroDuration |
A Duration of zero length (instantaneous), belonging to every system. |
| GraceDuration |
A notated duration that takes no metrical time: a grace note. |
| TemporalUnit |
A length of musical time defined as n number of a Measurable Duration. |
| CompoundTemporalUnit |
An ordered series of Measurables, measured as their total length. |
| TemporalRatio |
The ratio of two Measurables (usually TemporalUnits). |