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differentresults
2006 Mar 09
0
When calling external C-function repeatedly I get differentresults; can't figure out why..
...; -----Oprindelig meddelelse-----
> Fra: r-help-bounces at stat.math.ethz.ch
> [mailto:r-help-bounces at stat.math.ethz.ch] P? vegne af S?ren H?jsgaard
> Sendt: 9. marts 2006 02:15
> Til: r-help at stat.math.ethz.ch
> Emne: [R] When calling external C-function repeatedly I get
> differentresults; can't figure out why..
>
> Dear all,
> I need to calculate tr(xyxy) fast for matrices x and y.
> Inspired by the R-source code, I've created the following
> functions (I am *new* to writing external C-functions, so
> feel free to laugh at my code - or, perhaps, sugge...