| odd | Feldspar.Prelude, Feldspar |
| One | Feldspar.Core.Types |
| opApp | Feldspar.Haskell |
| optAbs | Feldspar.Core.Functions, Feldspar.Core, Feldspar |
| optAdd | Feldspar.Core.Functions, Feldspar.Core, Feldspar |
| optAnd | Feldspar.Core.Functions, Feldspar.Core, Feldspar |
| optEq | Feldspar.Core.Functions, Feldspar.Core, Feldspar |
| optExp | Feldspar.Core.Functions, Feldspar.Core, Feldspar |
| optGT | Feldspar.Core.Functions, Feldspar.Core, Feldspar |
| optGTE | Feldspar.Core.Functions, Feldspar.Core, Feldspar |
| optLT | Feldspar.Core.Functions, Feldspar.Core, Feldspar |
| optLTE | Feldspar.Core.Functions, Feldspar.Core, Feldspar |
| optMax | Feldspar.Core.Functions, Feldspar.Core, Feldspar |
| optMin | Feldspar.Core.Functions, Feldspar.Core, Feldspar |
| optMod | Feldspar.Core.Functions, Feldspar.Core, Feldspar |
| optMul | Feldspar.Core.Functions, Feldspar.Core, Feldspar |
| optNeq | Feldspar.Core.Functions, Feldspar.Core, Feldspar |
| optOr | Feldspar.Core.Functions, Feldspar.Core, Feldspar |
| optRem | Feldspar.Core.Functions, Feldspar.Core, Feldspar |
| optSignedExp | Feldspar.Core.Functions, Feldspar.Core, Feldspar |
| optSignum | Feldspar.Core.Functions, Feldspar.Core, Feldspar |
| optSub | Feldspar.Core.Functions, Feldspar.Core, Feldspar |
| optXor | Feldspar.Core.Functions, Feldspar.Core, Feldspar |
| optZero | Feldspar.Core.Functions, Feldspar.Core, Feldspar |
| or | Feldspar.Prelude, Feldspar |
| Ord | Feldspar.Core.Functions, Feldspar.Core, Feldspar |
| Ordering | Feldspar.Prelude, Feldspar |
| orderSuperNodes | Feldspar.Core.Graph |
| otherwise | Feldspar.Prelude, Feldspar |
| outputType | Feldspar.Core.Graph |