| %.% | Nest functions | 
| %contains% | Does a table contain a value | 
| .T | create a text vector | 
| capply | Conditional Apply | 
| class.stats | Filter by class | 
| collect | collect results | 
| compose | Nest functions | 
| composition | Nest functions | 
| contains | Does a table contain a value | 
| dostats | Convenient interface for computing statistics on a vector | 
| factor.stats | Filter by class | 
| fill_v | Fill vector to length with a specified value | 
| first | Head/Tail shortcuts | 
| integer.stats | Filter by class | 
| last | Head/Tail shortcuts | 
| listrows | List rows of a data frame in a list. | 
| make_call | Make a call with extra arguments incorporated into call. | 
| make_new_id | Make a helper ID counter | 
| me | Return the current function | 
| nest | Nest functions | 
| numeric.stats | Filter by class | 
| onarg | change first argument of a function | 
| pval | Extract a p-value from a test result. | 
| redirf | Create a function that redirects to the named function. | 
| seq_consecutive | compute an indicator to group consecutive values | 
| wargs | Call with arguments |