«» Fork r←[x](F«G»H)y
Note that « and » are two separate operators, but only meant to be used together.
If x is not provided, r is (F y) G (H y); if x is provided, r is (x F y) G (x H y).
| Monad | Dyad |
|---|---|
 |  |
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If x is not provided, r is (F y) G (H y); if x is provided, r is (x F y) G (x H y).
| Monad | Dyad |
|---|---|
| |