Thank you so much. This is perfect.
Edouard Hardy On Tue, Sep 17, 2013 at 5:38 AM, Pascal Oettli <kri...@ymail.com> wrote: > Hello, > > To complete Arun's response, you also have: > > > sweep(b,2,a,'*') > [,1] [,2] > [1,] 1 8 > [2,] 2 10 > [3,] 3 12 > > or > > > b %*% diag(a) > [,1] [,2] > [1,] 1 8 > [2,] 2 10 > [3,] 3 12 > > Regards, > Pascal > > > 2013/9/17 arun <smartpink...@yahoo.com> > >> Hi, >> t(a*t(b)) >> # [,1] [,2] >> #[1,] 1 8 >> #[2,] 2 10 >> #[3,] 3 12 >> >> A.K. >> >> >> Hello eveybody, >> >> I have a vector a and a matrix b : >> > a >> [1] 1 2 >> > b >> [,1] [,2] >> [1,] 1 4 >> [2,] 2 5 >> [3,] 3 6 >> >> With simple multiplication I get : >> > a * b >> [,1] [,2] >> [1,] 1 8 >> [2,] 4 5 >> [3,] 3 12 >> >> I would like to have that : >> [,1] [,2] >> [1,] 1 8 >> [2,] 2 10 >> [3,] 3 12 >> >> Fo now I use replicate bu I would like to do this in a simple way. >> >> Do you have a solution ? >> >> Thank you in advance >> >> ______________________________________________ >> R-help@r-project.org mailing list >> https://stat.ethz.ch/mailman/listinfo/r-help >> PLEASE do read the posting guide >> http://www.R-project.org/posting-guide.html >> and provide commented, minimal, self-contained, reproducible code. >> > > > > -- > Pascal Oettli > Project Scientist > JAMSTEC > Yokohama, Japan > [[alternative HTML version deleted]] ______________________________________________ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.
