Formules à copier coller
Texte accentué
\(\text{tést}\)
Multiplication type point
\(30L \cdot \vec x\)
Multiplication par croix
\(30 \times 2 = 60\)
Résultante
\(\overrightarrow {F_{1\rightarrow2}} \left( \begin{array}{c}1 \\0 \\ 1\\\end{array} \right)\)
Moment
\(\overrightarrow {M_{(A,1\rightarrow2)}} \left( \begin{array}{c}1 \\0 \\ 1\\\end{array} \right)\)
Torseur mais voir plus bas
\({T_{(1\rightarrow2)}} :{\left( \begin{array} {cc}X & L\\Y & M\\ Z & N\\\end{array} \right)}_{(\vec{x},\vec{y},\vec{z})}\)
2 torseurs
\({T_{(1\rightarrow2)}} : {\left( \begin{array} {cc}X & L\\Y & M\\ Z & N\\\end{array} \right)}{\left( \begin{array} {cc}X & L\\Y & M\\ Z & N\\\end{array} \right)}_{(\vec{x},\vec{y},\vec{z})}\)
Torseur avec point d'application
\({T_{(1\rightarrow2)}} : \begin{array} {c}\\ \\\\\end{array} _A {\left( \begin{array} {cc}X & L\\Y & M\\ Z & N\\\end{array} \right)}_{(\vec{x},\vec{y},\vec{z})}\)
Lettres grec
\(\eta\)
\(\theta\)
\(\sigma\)
\(\pi\)
Fractions
\(E_{bat} = \frac {E} {\eta} = \frac {196.2} {0.8 } =245 J\)
\(\eta = \frac {E_{sortie}} {E_{entree}} = \frac {P_{sortie}} {P_{entree}}\)
Vecteurs vitesse
\(\overrightarrow{V_{M_2\in2/1}}=\overrightarrow{V_{O_2\in2/1}}+\overrightarrow{M_2O_2} \wedge \overrightarrow{\Omega_{2/1}}=\overrightarrow{V_{(O_2\in2/1)}}\) car \(\overrightarrow{\Omega_{2/1}}=\vec{0}\).\(\)