This function is generic; method functions can be written to handle specific classes of objects. Classes which already have methods for this function include:
- any object for which dimensions can be extracted.
- some methods for this generic function require additional arguments.
will depend on the method function used; see the appropriate documentation.
dim allowed more than one argument, there would be no need for this generic function.
## see the method function documentation
Documentation reproduced from package nlme, version 3.1-113. License: GPL (>= 2)