An Etymological Dictionary of Astronomy and Astrophysics

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فرهنگ ریشه‌شناختی اخترشناسی-اخترفیزیک

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Fermat number
  عدد ِ فرما  
adad-e Fermat
Fr.: nombre de Fermat  

Any number of the form 22n + 1, where n is a connective → integer. If Fermat number is → prime, it is called a → Fermat prime.

See also: → Fermat’s principle; → number.