[Rd] Add on argument in seq()

Gabriel Becker gmbecker at ucdavis.edu
Mon Jun 15 16:24:56 CEST 2015


Millot,

I think the problem with that is that what you propose isn't a sequence
starting  at from in any meaningful way, and thus does not satisfy the
contract of the seq function.

Best,
~G
On Jun 15, 2015 7:12 AM, "Millot Gael" <Gael.Millot at curie.fr> wrote:

> Hi.
>
> I have a problem with the default behavior of seq(), which gives the
> argument "from" when the argument length.out = 1.
> This behavior is annoying when the number of value determine in length.out
> is not predictable.
> Would it be possible to add an argument that propose the median/mean, i.e.
> (from + to) / 2 when  length.out = 1 ? Examples:
> > seq(from = 1, to =  11, length.out=1) # current method gives "from"
> 1
>
> > seq(from = 1, to =  11, length.out=1) # alternative method gives the
> intermediate value of "from" and "to"
> 6
>
> Many thanks for your help.
>
> Best wishes,
>
> Gael Millot.
>
>
> Gael Millot
> UMR 3244 (IC-CNRS-UPMC) et Universite Pierre et Marie Curie
> Equipe Recombinaison et instabilite genetique
> Pav Trouillet Rossignol 5eme etage
> Institut Curie
> 26 rue d'Ulm
> 75248 Paris Cedex 05
> FRANCE
> tel : 33 1 56 24 66 34
> fax : 33 1 56 24 66 44
> Email : gael.millot at curie.fr
> http://perso.curie.fr/Gael.Millot/index.html
>
>
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