Index - C
| Callback | UI |
| Capture | Servant |
| cata | Sheet |
| cataBy | Sheet |
| catch | Demos |
| Cell | Demos |
| cell | Sheet |
| cells | Sheet |
| centerText | UI |
| change | Sheet |
| clause | WhyNot |
| close | HIO |
| Closed | HIO |
| collect | Orc |
| column | Sheet |
| columnAt | Sheet |
| Combine | Sheet |
| combine | Sheet |
| CombineRefLists | Sheet |
| CombineRefTypes | Sheet |
| Component | UI |
| Conic | Lists |
| ConicNil | Lists |
| Cons | Sheet |
| Console | |
| 1 (Type/Class) | UI |
| 2 (Data Constructor) | UI |
| Coord | Demos |
| Coordinate | Sheet |
| count | Lists |
| Counted | Lists |
| CountedNil | Lists |
| countingThreads | HIO |
| CPS | |
| 1 (Type/Class) | CPS |
| 2 (Data Constructor) | CPS |
| 3 (Type/Class) | LCPS |
| 4 (Data Constructor) | LCPS |
| Cross | Sheet |
| cross | Sheet |
| cut | Orc |