| as.data.frame.mapping | Convert a mapping to 'data.frame' |
| cf | Construct a 'factor' from one or more vectors |
| codomain | Domain and codomain of a mapping. |
| cut_mapping | Mapping from continuous to categorical |
| domain | Domain and codomain of a mapping. |
| inverse | Inverse of a mapping |
| mapping | Generate a Mapping Function |
| print.mapping | Print a mapping |
| remap | Re-map a variable |
| text2mapping | Convenient shorthand for specifying mappings with text strings |