exportPattern("^[^\\.]") # Exports all functions not beginning with a period.
import(methods)
importFrom("grDevices", "dev.off", "jpeg", "pdf", "postscript",
             "trans3d")
importFrom("graphics", "abline", "arrows", "legend", "lines", "par",
             "persp", "plot", "points", "rect", "segments", "text",
             "title")
importFrom("stats", "anova", "coef", "cor", "cov", "cov2cor", "fitted",
             "integrate", "lm", "median", "na.omit", "nlm", "optim",
             "optimize", "pchisq", "pf", "pnorm", "pt", "qchisq", "qf",
             "qnorm", "qt", "quantile", "resid", "rnorm", "sd", "var",
             "weighted.mean")
importFrom("utils", "capture.output", "read.table", "write.table")