MathGroup Archive 2006

[Date Index] [Thread Index] [Author Index]

Search the Archive

Re: Applying a list of 2D paramters to a mathematica function

  • To: mathgroup at smc.vnet.net
  • Subject: [mg68062] Re: [mg68041] Applying a list of 2D paramters to a mathematica function
  • From: Adriano Pascoletti <pascolet at dimi.uniud.it>
  • Date: Fri, 21 Jul 2006 17:35:59 -0400 (EDT)
  • References: <200607210937.FAA06876@smc.vnet.net>
  • Sender: owner-wri-mathgroup at wolfram.com

Curry,

look at Apply in the help browser.

f @@@ indices

gives

{f[a, b], f[c, d], f[e, f]}

Adriano Pascoletti

On 21 lug 2006, at 11:37, Curry Taylor wrote:

>
>          I have (for simplicity) something like this:
>
>          f[x_, y_] := x+y;
>
>          I want to use this function for a variety of parameters in  
> a list:
>
>          indices = {{a,b}, {c,d}, {e,f}, ..}
>
>          so that I get
>
>          {a+b, c+d, e+f, ..}
>
>          Doing the intuitive thing (for me)
>
>          f /@ indices
>
>          results in
>
>          {f[{a, b}], f[{c, d}], f[{e, f}], ..}
>
>          but what I want is
>
>          {f[a, b], f[c, d], f[e, f], ..}
>
>          and that's not what I'm getting. I have tried using  
> Flatten, pure
> functions (Slot # and &), different Map functions, nesting at  
> parameters
> (like {1} and {2}), and other things but I just can't seem to get  
> what I'm
> after. Any help please?
>
>          Thank you,
>
> Curry
>


  • Prev by Date: Re: Quaternion problem--> quantum differeentials
  • Next by Date: Re: Programming with options.
  • Previous by thread: Applying a list of 2D paramters to a mathematica function
  • Next by thread: Re: Applying a list of 2D paramters to a mathematica function