Second argument for function FUN; if missing, X is used instead
FUN
a function to use on the outer products; a character string or a function
...
optional arguments to be passed to FUN
Value
A random array.
Details
Implements the outer product for random arrays.
Note. outer is not a generic function; thus outer(x) will not
work if x is an rv object.
You must write outer.rv(x) explicitly.
See the function outer for further details.
References
Kerman, J. and Gelman, A. (2007). Manipulating and Summarizing
Posterior Simulations Using Random Variable Objects.
Statistics and Computing 17:3, 235-244.