Adds one statistic equaling to the number of dyads whose values
are between lower and upper .
# valued: ininterval(lower=-Inf, upper=+Inf, open=c(TRUE,TRUE))defaults to -Inf
defaults to +Inf
a logical vector of length 2 that controls whether
the interval is open (exclusive) on the lower and on the upper
end, respectively. open can also be specified as one of
"[]" , "(]" , "[)" , and "()" .
ergmTerm for index of model terms currently visible to the package.
ergm:::.formatTermKeywords("ergmTerm", "ininterval", "subsection")