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Revision of helper-functions from Sun, 09/27/2009 - 06:53

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Wiki home pagePlease add material here as you learn...

If you have questions not answers, then add those here: That's how a wiki works.Ideas and example functions that extend OpenMx, encapsulate tedious work, and make scripts easier to write or more compact.

Read a Lower triangle file


 readLowerDiagonal <- function(file) {
    n <- max(count.fields(file))
    x <- read.table(file, fill = TRUE, col.names = 1:n)
    x[upper.tri(x)] <- t(x)[upper.tri(x)]

nb: Not industrial strength - requires that the file keeps rows on one line...