Re: Mapping a pure function with 2 conponents.
- To: mathgroup at smc.vnet.net
- Subject: [mg77279] Re: Mapping a pure function with 2 conponents.
- From: Jean-Marc Gulliet <jeanmarc.gulliet at gmail.com>
- Date: Wed, 6 Jun 2007 07:11:18 -0400 (EDT)
- Organization: The Open University, Milton Keynes, UK
- References: <f43i20$3hl$1@smc.vnet.net>
phoenix7744 at gmail.com wrote:
> I'm trying to get the following code to work:
>
> Map[#1^2 + #2 &, {{0, 1}, {2, 3}, {4, 5}}]
>
> The goal is to use a pure function in order to achieve the result:
> {1, 7, 21}
>
> The issue is that the evaluation involves #1^2 + #2 & [{0,1}]
> instead of #1^2 + #2 & [0,1]
>
> Thanks, in advance.
Try
In[1]:= Map[#[[1]]^2 + #[[2]] &, {{0, 1}, {2, 3}, {4, 5}}]
Out[1]= {1, 7, 21}
Regards,
Jean-Marc