Grammars
A grammar is a mathematical system that generates a language. In order to define a language from a mathematical point of view, one begins with an alphabet A which is simply a set of symbols, ...
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In major concessions to international demands, Iran has agreed to answer lingering questions about its nuclear experiments and will let U.N. inspectors return to a plutonium-producing reactor it is...
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Grammars
Iran makes major nuclear concessions
