mply: Alternative to mapply with a cleaner calling convention.
Description
mply applies a function to corresponding elements from any number
of vector arguments.
Usage
mply(...)(...)
Arguments
...
In the first set of parens, a function to apply, and extra
arguments to be applied to each call. In the second set of parens, arguments
to iterate over. Multiple arguments will be recycled up to the length of the
longest argument.