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Re: How to make {f,g}[a,b,c] to become {{f[a],g[a]},{f[b],g[b]},{f[c],g[c]}}

  • To: mathgroup at smc.vnet.net
  • Subject: [mg105319] Re: How to make {f,g}[a,b,c] to become {{f[a],g[a]},{f[b],g[b]},{f[c],g[c]}}
  • From: "Chris Degnen" <degnen at cwgsy.net>
  • Date: Sat, 28 Nov 2009 01:04:40 -0500 (EST)
  • References: <heoe15$4ph$1@smc.vnet.net>

TableForm[
DeleteCases[{CountryData[#, "Name"], CountryData[#, "GDP"], 
CountryData[#, "Population"]} & /@ CountryData[], {_, 
Missing["NotAvailable"], _}]]



>I have a question. How to make {f,g}[a,b,c] to become {{f[a],g[a]},{f
> [b],g[b]},{f[c],g[c]}}?
> 
> I want to do {GPD, Population} for all countries.
> 
> Something similar to the following...
> {CountryData[#, "GDP"] &, CountryData[#, "Population"] &} /@
> CountryData[]
> 
> It ends up in the form of {f,g}[a,b,c,d,...]. I need a way to
> 'distribute' the country name into the GDP and Population portion.
> 
> Thanks.
>


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