Services & Resources / Wolfram Forums
-----
 /
MathGroup Archive
2007
*January
*February
*March
*April
*May
*June
*July
*August
*September
*October
*Archive Index
*Ask about this page
*Print this page
*Give us feedback
*Sign up for the Wolfram Insider

MathGroup Archive 2007

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

Search the Archive

Re: Creating a Listable Function

  • To: mathgroup at smc.vnet.net
  • Subject: [mg73552] Re: Creating a Listable Function
  • From: Jens-Peer Kuska <kuska at informatik.uni-leipzig.de>
  • Date: Wed, 21 Feb 2007 06:04:58 -0500 (EST)
  • Organization: Uni Leipzig
  • References: <ergqjm$j0v$1@smc.vnet.net>
  • Reply-to: kuska at informatik.uni-leipzig.de

Hi,

SetAttributes[VarPop,Listable]

??

Regards
   Jens

Gregory Lypny wrote:
> Hello everyone,
> 
> I've created a function for population variance, which does not make  
> use of Mathematica's built-in Variance function.
> 
> VarPop[x_] := Total[(x - Mean@x)^2]/Length@x
> 
> How do I need to change the definition to have the function operate  
> across lists much like Total, Mean, and Variance do?
> 
> Regards,
> 
> 	Greg
> 


  • Prev by Date: Re: grouping similar list elements with gaps
  • Next by Date: Re: Map function which adds last two numbers of a list
  • Previous by thread: Creating a Listable Function
  • Next by thread: Re: Re: Creating a Listable Function