An expression which will produce the requested output in LaTeX.
Arguments
...
Expressions to be displayed in the columns of the table. If they are
named, they will get those names as headings, otherwise they will not be labelled.
head
If not missing, this will be used as a column heading for the combined columns.
digits
Will be passed to the format function. If digits is
length one, all columns use a common format; otherwise they are
formatted separately.
justify
One or more justifications to use on the individual columns.
sep
One or more separators to use between columns.
prefix, postfix
Additional text to insert before and after the group of columns.
character.only
If TRUE, the head argument will be interpreted
as an expression evaluating to a character value.