| scanlB | FRP.Reactive.Behavior, FRP.Reactive |
| scanlE | FRP.Reactive.Reactive, FRP.Reactive |
| scanlR | FRP.Reactive.Reactive |
| Serial | FRP.Reactive.Internal.Serial |
| Sink | FRP.Reactive.Internal.Misc, FRP.Reactive.LegacyAdapters |
| sleepPast | FRP.Reactive.Internal.Timing |
| snapRemainderE | FRP.Reactive.Reactive, FRP.Reactive |
| snapshot | |
| 1 (Function) | FRP.Reactive.Reactive |
| 2 (Function) | FRP.Reactive.Behavior, FRP.Reactive |
| snapshotWith | |
| 1 (Function) | FRP.Reactive.PrimReactive, FRP.Reactive.Reactive |
| 2 (Function) | FRP.Reactive.Behavior, FRP.Reactive |
| snapshot_ | |
| 1 (Function) | FRP.Reactive.Reactive |
| 2 (Function) | FRP.Reactive.Behavior, FRP.Reactive |
| splitE | FRP.Reactive.Reactive, FRP.Reactive |
| Stepper | FRP.Reactive.Internal.Reactive |
| stepper | |
| 1 (Function) | FRP.Reactive.PrimReactive, FRP.Reactive.Reactive |
| 2 (Function) | FRP.Reactive.Behavior, FRP.Reactive |
| sumB | FRP.Reactive.Behavior, FRP.Reactive |
| sumR | FRP.Reactive.Reactive |
| switchE | FRP.Reactive.Reactive, FRP.Reactive |
| switcher | |
| 1 (Function) | FRP.Reactive.PrimReactive, FRP.Reactive.Reactive |
| 2 (Function) | FRP.Reactive.Behavior, FRP.Reactive |