Thread: 17-gon
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Old 2021-10-20, 17:54   #25
alpertron
 
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Aug 2002
Buenos Aires, Argentina

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If you open my Polynomial factorization and roots calculator, enter x^255-1 and press Factor, you will see after a few seconds the 255 roots of that polynomial, and as explained before, only square roots are needed, because 255 = 3 * 5 * 17, which is the product of three different Fermat primes.
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