Revision 04bbc417cf2927b827660bc07743429783569aec authored by HwB on 10 February 2013, 00:00:00 UTC, committed by Gabor Csardi on 10 February 2013, 00:00:00 UTC
1 parent 0e3ae6b
eig.R
###
### EIG.R Eigenvalues
###
eig <- function(a) {
if (length(a) == 0) return(matrix(0, nrow=0, ncol=0))
if (length(a) == 1) return(a)
if ((!is.numeric(a) && !is.complex(a)) || !is.matrix(a))
stop("Argument 'a' must be a numeric or complex matrix.")
if (nrow(a) != ncol(a))
stop("Matrix 'a' must be square matrix.")
eigen(a, only.values=TRUE)$values
}
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