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Display information for equation id:math.1255.149 on revision:1255
* Page found: Das d'Alembertsche Prinzip (eq math.1255.149)
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Hash: ad121a07851049a4c7d3f1c3f7f685c5
TeX (original user input):
\begin{align}
& {{v}_{x}}=\frac{dx}{dt}=\frac{\partial x}{\partial r}\dot{r}+\frac{\partial x}{\partial \vartheta }\dot{\vartheta }+\frac{\partial x}{\partial \phi }\dot{\phi }=\sin \vartheta \cos \phi \dot{r}+r\cos \vartheta \cos \phi \dot{\vartheta }-r\sin \vartheta \sin \phi \dot{\phi } \\
& {{v}_{y}}=\frac{dy}{dt}=\frac{\partial y}{\partial r}\dot{r}+\frac{\partial y}{\partial \vartheta }\dot{\vartheta }+\frac{\partial y}{\partial \phi }\dot{\phi }=\sin \vartheta \sin \phi \dot{r}+r\cos \vartheta \sin \phi \dot{\vartheta }+r\sin \vartheta \cos \phi \dot{\phi } \\
& {{v}_{z}}=\frac{dz}{dt}=\frac{\partial z}{\partial r}\dot{r}+\frac{\partial z}{\partial \vartheta }\dot{\vartheta }+\frac{\partial z}{\partial \phi }\dot{\phi }=\cos \vartheta \dot{r}-r\sin \vartheta \dot{\vartheta } \\
& \\
\end{align}
TeX (checked):
{\begin{aligned}&{{v}_{x}}={\frac {dx}{dt}}={\frac {\partial x}{\partial r}}{\dot {r}}+{\frac {\partial x}{\partial \vartheta }}{\dot {\vartheta }}+{\frac {\partial x}{\partial \phi }}{\dot {\phi }}=\sin \vartheta \cos \phi {\dot {r}}+r\cos \vartheta \cos \phi {\dot {\vartheta }}-r\sin \vartheta \sin \phi {\dot {\phi }}\\&{{v}_{y}}={\frac {dy}{dt}}={\frac {\partial y}{\partial r}}{\dot {r}}+{\frac {\partial y}{\partial \vartheta }}{\dot {\vartheta }}+{\frac {\partial y}{\partial \phi }}{\dot {\phi }}=\sin \vartheta \sin \phi {\dot {r}}+r\cos \vartheta \sin \phi {\dot {\vartheta }}+r\sin \vartheta \cos \phi {\dot {\phi }}\\&{{v}_{z}}={\frac {dz}{dt}}={\frac {\partial z}{\partial r}}{\dot {r}}+{\frac {\partial z}{\partial \vartheta }}{\dot {\vartheta }}+{\frac {\partial z}{\partial \phi }}{\dot {\phi }}=\cos \vartheta {\dot {r}}-r\sin \vartheta {\dot {\vartheta }}\\&\\\end{aligned}}
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data-mjx-texclass="ORD"><mover><mi>r</mi><mo>˙</mo></mover></mrow></mrow><mo>+</mo><mi>r</mi><mi>cos</mi><mo>⁡</mo><mi>ϑ</mi><mi>cos</mi><mo>⁡</mo><mi>ϕ</mi><mrow data-mjx-texclass="ORD"><mrow data-mjx-texclass="ORD"><mover><mi>ϑ</mi><mo>˙</mo></mover></mrow></mrow><mo>−</mo><mi>r</mi><mi>sin</mi><mo>⁡</mo><mi>ϑ</mi><mi>sin</mi><mo>⁡</mo><mi>ϕ</mi><mrow data-mjx-texclass="ORD"><mrow data-mjx-texclass="ORD"><mover><mi>ϕ</mi><mo>˙</mo></mover></mrow></mrow></mtd></mtr><mtr><mtd></mtd><mtd><msub><mi>v</mi><mrow data-mjx-texclass="ORD"><mi>y</mi></mrow></msub><mo>=</mo><mrow data-mjx-texclass="ORD"><mfrac><mrow data-mjx-texclass="ORD"><mrow data-mjx-texclass="ORD"><mi>d</mi><mi>y</mi></mrow></mrow><mrow data-mjx-texclass="ORD"><mrow data-mjx-texclass="ORD"><mi>d</mi><mi>t</mi></mrow></mrow></mfrac></mrow><mo>=</mo><mrow data-mjx-texclass="ORD"><mfrac><mrow data-mjx-texclass="ORD"><mrow data-mjx-texclass="ORD"><mi>∂</mi><mi>y</mi></mrow></mrow><mrow data-mjx-texclass="ORD"><mrow 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data-mjx-texclass="ORD"><mrow data-mjx-texclass="ORD"><mover><mi>r</mi><mo>˙</mo></mover></mrow></mrow><mo>+</mo><mi>r</mi><mi>cos</mi><mo>⁡</mo><mi>ϑ</mi><mi>sin</mi><mo>⁡</mo><mi>ϕ</mi><mrow data-mjx-texclass="ORD"><mrow data-mjx-texclass="ORD"><mover><mi>ϑ</mi><mo>˙</mo></mover></mrow></mrow><mo>+</mo><mi>r</mi><mi>sin</mi><mo>⁡</mo><mi>ϑ</mi><mi>cos</mi><mo>⁡</mo><mi>ϕ</mi><mrow data-mjx-texclass="ORD"><mrow data-mjx-texclass="ORD"><mover><mi>ϕ</mi><mo>˙</mo></mover></mrow></mrow></mtd></mtr><mtr><mtd></mtd><mtd><msub><mi>v</mi><mrow data-mjx-texclass="ORD"><mi>z</mi></mrow></msub><mo>=</mo><mrow data-mjx-texclass="ORD"><mfrac><mrow data-mjx-texclass="ORD"><mrow data-mjx-texclass="ORD"><mi>d</mi><mi>z</mi></mrow></mrow><mrow data-mjx-texclass="ORD"><mrow data-mjx-texclass="ORD"><mi>d</mi><mi>t</mi></mrow></mrow></mfrac></mrow><mo>=</mo><mrow data-mjx-texclass="ORD"><mfrac><mrow data-mjx-texclass="ORD"><mrow data-mjx-texclass="ORD"><mi>∂</mi><mi>z</mi></mrow></mrow><mrow data-mjx-texclass="ORD"><mrow data-mjx-texclass="ORD"><mi>∂</mi><mi>r</mi></mrow></mrow></mfrac></mrow><mrow data-mjx-texclass="ORD"><mrow data-mjx-texclass="ORD"><mover><mi>r</mi><mo>˙</mo></mover></mrow></mrow><mo>+</mo><mrow data-mjx-texclass="ORD"><mfrac><mrow data-mjx-texclass="ORD"><mrow data-mjx-texclass="ORD"><mi>∂</mi><mi>z</mi></mrow></mrow><mrow data-mjx-texclass="ORD"><mrow data-mjx-texclass="ORD"><mi>∂</mi><mi>ϑ</mi></mrow></mrow></mfrac></mrow><mrow data-mjx-texclass="ORD"><mrow data-mjx-texclass="ORD"><mover><mi>ϑ</mi><mo>˙</mo></mover></mrow></mrow><mo>+</mo><mrow data-mjx-texclass="ORD"><mfrac><mrow data-mjx-texclass="ORD"><mrow data-mjx-texclass="ORD"><mi>∂</mi><mi>z</mi></mrow></mrow><mrow data-mjx-texclass="ORD"><mrow data-mjx-texclass="ORD"><mi>∂</mi><mi>ϕ</mi></mrow></mrow></mfrac></mrow><mrow data-mjx-texclass="ORD"><mrow data-mjx-texclass="ORD"><mover><mi>ϕ</mi><mo>˙</mo></mover></mrow></mrow><mo>=</mo><mi>cos</mi><mo>⁡</mo><mi>ϑ</mi><mrow data-mjx-texclass="ORD"><mrow data-mjx-texclass="ORD"><mover><mi>r</mi><mo>˙</mo></mover></mrow></mrow><mo>−</mo><mi>r</mi><mi>sin</mi><mo>⁡</mo><mi>ϑ</mi><mrow data-mjx-texclass="ORD"><mrow data-mjx-texclass="ORD"><mover><mi>ϑ</mi><mo>˙</mo></mover></mrow></mrow></mtd></mtr><mtr><mtd></mtd><mtd></mtd></mtr><mtr><mtd></mtd></mtr></mtable></mrow></mstyle></mrow></math>
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