Proizvod vam ne odgovara? Nema veze! Možete nam vratiti unutar 30 dana
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30 dana za povrat kupljenih proizvoda
Rooted in ancient astronomy, trigonometry is mathematics' powerful toolkit for scientific measurement. It has been at the heart of the study of infinity, complex and imaginary numbers, and the shape of the space itself. Our experience of the universe has been made possible, and deeply challenged, by this surprisingly deep and fruitful subject.