A programming language that is based primarily on writing algorithms (functions). The syntax of functional programming (FP) is mathematical, and the languages are used for applications such as ...

R supports recursive function definitions. R supports nested function definitions with the "<<-" assignment operator. [Click on image for larger view.] Figure 1. Program-Defined Functions in R Demo ...

Chapter 6: Functions and Functional Programming. ... If the last argument of a function definition begins with **, all the additional keyword arguments (those that don’t match any of the other ...