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M3P2
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7bc868b4
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7bc868b4
authored
Mar 09, 2021
by
Claude Meny
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textbook.fr.md
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7bc868b4
ES : coordenada de un vector
<br>
FR : cordonnée d'un vecteur
<br>
EN : coordinate of a vector
----------------
$
`\overrightarrow{U} \cdot \overrightarrow{V}`
$
<br>
ES : producto escalar
<br>
FR : produit scalaire
<br>
EN : scalar product (= dot product)
---------------------
ES : orientación del espacio, triedro directo, triedro inverso
<br>
FR : orientation de l'espace, trièdre direct, trièdre inverse (ou rétrograde ou indirect )
<br>
EN : space orientation, right-handed trihedron, left-handed trihedron
------------------------
$
`\overrightarrow{U} \times \overrightarrow{V}`
$
<br>
ES : producto vectorial (= producto externo)
<br>
FR : produit vectoriel (=produit extérieur) ,
$
`U \land V`
$ est déconseillé...
<br>
EN : vector product
------------------------
ES : contorno cerrado orientado
<br>
FR : contour fermé, courbe fermée orientée
<br>
EN : closed path, oriented closed curve
---------------------------
ES : superficie cerrada
<br>
FR : surface fermée
<br>
EN : closed surface
--------------------------
$
`\displaystyle\oiint \overrightarrow{V} \cdot \overrightarrow{dS}`
$ , or $
`\displaystyle\iint \overrightarrow{V} \cdot \overrightarrow{dS}`
$
<br>
ES : flujo de un vector
<br>
FR : flux d'un vecteur
<br>
EN : flux of a vector
-----------------------
$
`\displaystyle\oint \overrightarrow{V} \cdot \overrightarrow{dr}`
$ , or $
`\displaystyle\int \overrightarrow{V} \cdot \overrightarrow{dr}`
$
<br>
ES : circulación de un vector
<br>
FR : circulation d'un vecteur
<br>
EN : circulation of a vector
-------------------------
$
`dA = dx \, dy`
$
<br>
ES : elemento escalar de superficie
<br>
FR : élément scalaire de surface (= surface élémentaire, surface infinitésimale)
<br>
EN : scalar surface element
-------------------------
$
`\overrightarrow{dA} = \overrightarrow{e_n}\;dA = \overrightarrow{n}\;dA `
$
<br>
ES : elemento vectorial de superficie
<br>
FR : élément vectoriel de surface
<br>
EN : vector surface element
--------------------------
ES : vector axial / vector polar
<br>
FR : vecteur axial (= pseudo vecteur) / vecteur polaire (= vecteur vrai)
<br>
EN : axial vector (= space-oriented vector) / polar vector
-------------------------
ES : sistema de coordenadas cartesianas
<br>
FR : système de coordonnées cartésiennes
<br>
EN : Cartesian coordinate system
--------------------------
$
`\nabla =\vec{e_x}\,\dfrac{\partial}{\partial x} + \vec{e_y}\,\dfrac{\partial}{\partial y}
+\vec{e_z}\,\dfrac{\partial}{\partial z}`
$
, or
$
`\nabla = \overrightarrow{e_x}\,\dfrac{\partial}{\partial x}+\overrightarrow{e_y}\,\dfrac{\partial}{\partial y}
+\overrightarrow{e_z}\,\dfrac{\partial}{\partial z}`
$
, or more
$
`\overrightarrow{\nabla} = \overrightarrow{e_x}\,\dfrac{\partial}{\partial x}+\overrightarrow{e_y}\,\dfrac{\partial}{\partial y}
+\overrightarrow{e_z}\,\dfrac{\partial}{\partial z} `
$
<br>
ES : operador nabla
<br>
FR : opérateur nabla
<br>
EN : nabla operator
------------------------
$
`\overrightarrow{grad} f = \nabla f`
$, $
`\overrightarrow{\nabla}f`
$ better, no?
<br>
ES : gradiente
<br>
FR : gradient
<br>
EN : gradient
--------------------------
$
`div\;\overrightarrow{U}= \nabla \cdot \overrightarrow{U}`
$ , $
`div\;\overrightarrow{U}= \overrightarrow{\nabla} \cdot \overrightarrow{U}`
$
<br>
ES : divergencia
<br>
FR : divergence
<br>
EN : divergence
<br>
$
`div\;\overrightarrow{U}=\lim_{V\leftrightarrow0}\;\dfrac{1}{V}\;\displaystyle\oiint_{S\leftrightarrow V}\overrightarrow{U}\cdot\overrightarrow{dS}`
$
-------------------
$
`rot\,\overrightarrow{U}`
$, but $
`\overrightarrow{rot}\,\overrightarrow{U}`
$ better, no?
<br>
in some English texts : $
`curl\times\overrightarrow{U}`
$
<br>
$
`\overrightarrow{\nabla}\times\overrightarrow{U}`
$ or $
`\overrightarrow{\nabla}\land\overrightarrow{U}`
$
<br>
ES : rotacional de un vector
<br>
FR : rotationnel d'un vecteur
<br>
EN : rotation of a vector (= curl of a vector )
------------------------
$
`\Delta f = div\;\overrightarrow{grad}\,f `
$, $
`\Delta\,f = \overrightarrow{\nabla}\cdot\overrightarrow{\nabla}f `
$
<br>
ES : operador laplaciana escalar, laplaciana escalar, laplaciana de un campo escalar
<br>
FR : opérateur laplacien scalaire, laplacien scalaire, laplacien d'un champ scalaire
<br>
EN : laplacian operator, laplacian of a scalar field
<br>
ES : en coordenadas cartesianas ortonormalas
<br>
FR : en coordonnées cartésiennes orthonormées :
<br>
EN : in orthonormal Cartesian coordinate :
<br>
$
`\Delta = \dfrac{\partial^2}{\partial x^2}+\dfrac{\partial^2}{\partial y^2}+\dfrac{\partial^2}{\partial z^2}`
$
--------------------------
$
`\Delta\;\overrightarrow{U} = \overrightarrow{grad}\left( div\,\overrightarrow{U}\right) - \overrightarrow{rot}\left(\overrightarrow{rot}\,\overrightarrow{U}\right)`
$
<br>
$
`\Delta\;\overrightarrow{U} = \overrightarrow{grad}\;div\;\overrightarrow{U} - \overrightarrow{rot}\;\overrightarrow{rot}\;\overrightarrow{U}`
$
<br>
ES : operador laplaciana vectorial, laplaciana vectorial, laplaciana de un campo vectorial
<br>
FR : opérateur laplacien, laplacien, d'un champ scalaire ou d'un champ vecoriel
<br>
EN : laplacian operator, vectorial laplacian, laplacian of a vector field
<br>
in orthonormal Cartesian coordinate :
<br>
$
`\Delta\;\overrightarrow{U} = \overrightarrow{e_x}\left(\dfrac{\partial^2\;U_x}{\partial x^2}+\dfrac{\partial^2\;U_x}{\partial y^2}+\dfrac{\partial^2\;U_x}{\partial z^2}\right)
+\overrightarrow{e_y}\left(\dfrac{\partial^2\;U_y}{\partial x^2}+\dfrac{\partial^2\;U_y}{\partial y^2}+\dfrac{\partial^2\;U_y}{\partial z^2}\right)
+\overrightarrow{e_z}\left(\dfrac{\partial^2\;U_z}{\partial x^2}+\dfrac{\partial^2\;U_z}{\partial y^2}+\dfrac{\partial^2\;U_z}{\partial z^2}\right)`
$
<br>
$
`\Delta\;\overrightarrow{U} = \left |
\begin{array} {r}
\dfrac{\partial^2\;U_x}{\partial x^2}+\dfrac{\partial^2\;U_x}{\partial y^2}+\dfrac{\partial^2\;U_x}{\partial z^2} \\[4mm]
\dfrac{\partial^2\;U_y}{\partial x^2}+\dfrac{\partial^2\;U_y}{\partial y^2}+\dfrac{\partial^2\;U_y}{\partial z^2} \\[4mm]
\dfrac{\partial^2\;U_z}{\partial x^2}+\dfrac{\partial^2\;U_z}{\partial y^2}+\dfrac{\partial^2\;U_z}{\partial z^2}
\end{array}
\right.`
$
$
`\Delta\;\overrightarrow{U} = \left |
\begin{matrix}
\dfrac{\partial^2\;U_x}{\partial x^2}+\dfrac{\partial^2\;U_x}{\partial y^2}+\dfrac{\partial^2\;U_x}{\partial z^2} \\[4mm]
\dfrac{\partial^2\;U_y}{\partial x^2}+\dfrac{\partial^2\;U_y}{\partial y^2}+\dfrac{\partial^2\;U_y}{\partial z^2} \\[4mm]
\dfrac{\partial^2\;U_z}{\partial x^2}+\dfrac{\partial^2\;U_z}{\partial y^2}+\dfrac{\partial^2\;U_z}{\partial z^2}
\end{matrix}
\right.`
$
---------------------------
ES : escalar = número real o complexo + unidad de medida?
<br>
FR : scalaire = nombre réel ou complexe + unité de mesure
<br>
EN : scalar = real or complex number + measurement unit
----------------------------
ES : magnitud escalar = número real o complexo + unidad de medida?
<br>
FR : grandeur scalaire (= grandeur physique scalaire) = nombre réel ou complexe + unité de mesure
<br>
EN : scalar quantity = real or complex number + measurement unit
\ No newline at end of file
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