quaternions:definitionsb
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quaternions:definitionsb [2020/08/06 22:36] – [Formules de structure] admin | quaternions:definitionsb [2025/09/17 15:35] (current) – [Formules de structure] admin | ||
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| conjugué imaginaire | $Z^{*}$ | $\sum z_{i}^{*}e_{i}$ | | | conjugué imaginaire | $Z^{*}$ | $\sum z_{i}^{*}e_{i}$ | | ||
| conjugué hermitien | | conjugué hermitien | ||
+ | | norme | $|Z|$ | $\sqrt{Z \overline{Z}}$ | | ||
où $z_{i}^{*}$ désigne la conjugaison complexe. | où $z_{i}^{*}$ désigne la conjugaison complexe. | ||
+ | |||
===== Formules de structure ===== | ===== Formules de structure ===== | ||
^ ID ^ Condition ^ Structure ^ | ^ ID ^ Condition ^ Structure ^ | ||
- | |(S1)| $Z \in \mathbb{B}$ | + | |(S1)| $Z \in \mathbb{B}$, $\vec{u} \in \vec{\hat{\mathbb{H}}}$ | $\exists |
- | |(S2)| $Z \in \mathbb{B} - \{0\}$ et $|Z| = 0$ | $\exists | + | |(S2)| $Z \in \mathbb{B} - \{0\}$ et $|Z| = 0$ | $\exists |
$\vec{\hat{\mathbb{H}}}$ désigne l' | $\vec{\hat{\mathbb{H}}}$ désigne l' |
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