In the help page for ?is.integer, there is this function
is.wholenumber <-
function(x, tol = .Machine$double.eps^0.5) abs(x - round(x)) < tol
A quick question: is there a case where this alternative function will not
work?
function(x) x %% 1 == 0
Best,
Adrian
--
Adrian Dusa
University of Bucharest
Romanian Social Data Archive
Soseaua Panduri nr.90
050663 Bucharest sector 5
Romania
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