Commit 57458d2b authored by Claude Meny's avatar Claude Meny

Update textbook.en.md

parent 074643bb
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......@@ -166,12 +166,12 @@ ES : circulación de un vector <br>
FR : circulation d'un vecteur <br>
EN : circulation of a vector
$`dA=dx\;dy`$ <br>
$`dA = dx \, dy`$ <br>
ES : elemento escalar de superficie <br>
FR : élément scalaire de surface (= surface élémentaire, surface infinitésimale) <br>
EN : scalar surface element
$`\overrightarrow{dA} = \overrightarrowc{e_n}\;dA = \overrightarrow{n}\;dA `$ <br>
$`\overrightarrow{dA} = \overrightarrow{e_n}\;dA = \overrightarrow{n}\;dA `$ <br>
ES : elemento vectorial de superficie <br>
FR : élément vectoriel de surface <br>
EN : vector surface element
......@@ -184,8 +184,8 @@ ES : sistema de coordenadas cartesianas <br>
FR : système de coordonnées cartésiennes <br>
EN : Cartesian coordinate system
$`\nabla = \vec{e_x}\,\dfrac{\partial}{\partial x}+ \vec{e_y}\,\dfrac{\partial}{\partial y}
+\vec{e_z}\,\dfrac{\partial}{\partial z} `$
$`\nabla =\vec{e_x}\,\dfrac{\partial}{\partial x} + \vec{e_y}\,\dfrac{\partial}{\partial y}
+\vec{e_z}\,\dfrac{\partial}{\partial z}`$
, or
$`\nabla = \overrightarrow{e_x}\,\dfrac{\partial}{\partial x}+\overrightarrow{e_y}\,\dfrac{\partial}{\partial y}
+\overrightarrow{e_z}\,\dfrac{\partial}{\partial z}`$
......
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