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[dennou-ruby:001939] Re: install ruby-netcdf on Dec Alpha



竹広です. 

>  require "narray"
>  na = NArray.sfloat(1).fill!(1.0/3.0)
>  printf("%20.15f\n",na[0])
> 
>  ==>   0.333333343267441

これは exact に結果が一致しました. 
とりあえず.