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# Eisenstein integers

(Redirected from Eisenstein composites)

Please do not rely on any information it contains.

${\displaystyle z=a+b\,\omega ,\,}$
${\displaystyle \omega =e^{2\pi i/3}=\cos \left({\frac {2\pi }{3}}\right)+i\sin \left({\frac {2\pi }{3}}\right)=-{\frac {1}{2}}+i{\frac {\sqrt {3}}{2}}\,}$