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rs_own_lapack_and_blas
2006 Jun 21
1
is.Rs_own_BLAS() ?
Does anyone see a nice portable way to detect --- from inside R ---
if R is using its own BLAS or not?
{ And ideally, if not, can R find out which ``kind'' of
(optimized) BLAS it does run? }
And the same for LAPACK ?
One way of getting a partial answer seems to be
Rs_own_LAPACK_and_BLAS <-
list.files(file.path(R.home(), "lib"), pattern = "^libRlapack") > 0
(where I'd be grateful for confirmation from a Mac and a Windows user
that the above does work)
The reason for asking is a plan of a somewhat automated speed
comparison simulation which s...