# find duplicate values
## Not run: showDuplicated(1:15)
# showDuplicated(c(1:4,8,5:14))
# # this is an example of a typo in data from a publication
# #Procedures for Testing Color Vision: Report of Working Group 41, 1981,
# Committee on Vision, National Research Council, pp. 107
# #the "monochromat" data has "16" instead of "6"
# data(exampleNRC1981)
# showDuplicated(exampleNRC1981[,3])
# ## End(Not run)
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