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2003 Apr 17
3
R 1.7.0 installation problem: make check fails when using --with-lapack option
...age
[...]
> kappa(x1 <- cbind(1,1:10))# 15.71
[1] 15.70590
> kappa(x1, exact = TRUE) # 13.68
[1] 13.67903
> kappa(x2 <- cbind(x1,2:11))# high! [x2 is singular!]
[1] 8.351867e+16
>
> hilbert <- function(n) { i <- 1:n; 1 / outer(i - 1, i, "+") }
> sv9 <- svd(h9 <- hilbert(9))$ d
> kappa(h9)# pretty high!
[1] 728289149562
> kappa(h9, exact = TRUE) == max(sv9) / min(sv9)
Error in La.svd(x, nu, nv, method) : LAPACK routine DGEBRD gave error code -10
Execution halted
As I understand from the configure output (and config.status) R used...