de Moivre's formula en · PROPN
Etymology
Named after Abraham de Moivre (1667–1754), French mathematician.
Meanings
- A formula that connects trigonometry and complex numbers, stating that, for any complex number (and, in particular, for any real number) x and integer n, big ( cos (x)+i sin (x) big )ⁿ= cos (nx)+i sin (nx), where i is the imaginary unit.