hi,r project
I am a new user who has some questions about r tool,I have some original data file in netcdf format which is a famous geometry data file format, The file contains very large weather information from every zone of the world,I want to extract only a part of them to calcuate, like the information in a city or the information between exact latitute range and longtitude range, can  r tool help me to do that or in some point r tool is a statitcal software which focus on mathmatical caculation and the user have to translate the special data files into some data structure like array or vector by himself, then the r tools use the array or vector to calculate? I am very looking forward to your reply
thanks very much
sincerely
mat chueng

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