Liczby zespolone
(a + j b) + (c + j d) = (a + c) + j (b + cl)
(a + ]b)-(c + jd) = (a-c) + i(b-d)
(a + ]b)(c + ]d) = (ac - bd) + ](bc + ad) a + )b _ (a + )b){c-)d) _ (ac + bd) + ){bc - ad) c + )d (c + )d)(c — j d) c2+d2
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