[R] solve vs. qr.solve

gb gb at stat.umu.se
Mon May 1 17:24:07 CEST 2000


On Mon, 1 May 2000, Prof Brian Ripley wrote:

> Try listing the functions: they are identical.  solve.qr takes the
> QR decomposition of A, solves Ax=b as QAx = Rx = Qb (or possibly Q' here).

Aha! So solve and qr.solve are in fact identical too. Thanks!

Göran

-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-
r-help mailing list -- Read http://www.ci.tuwien.ac.at/~hornik/R/R-FAQ.html
Send "info", "help", or "[un]subscribe"
(in the "body", not the subject !)  To: r-help-request at stat.math.ethz.ch
_._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._



More information about the R-help mailing list