Commit b094088d authored by Claude Meny's avatar Claude Meny

Update cheatsheet.fr.md

parent 52f79338
Pipeline #15656 canceled with stage
...@@ -614,7 +614,8 @@ $`\quad\boldsymbol{\mathbf{=\color{brown}{2\,A\cdot cos\Big(\dfrac{\varphi_1-\va ...@@ -614,7 +614,8 @@ $`\quad\boldsymbol{\mathbf{=\color{brown}{2\,A\cdot cos\Big(\dfrac{\varphi_1-\va
<br> <br>
$`\quad =A\cdot(c\alpha\,+\,i\,s\alpha) \cdot (c\varphi_1\,+\,i\,s\varphi_1\,+\,c\varphi_2\,+\,i\,s\varphi_2)`$ $`\quad =A\cdot(c\alpha\,+\,i\,s\alpha) \cdot (c\varphi_1\,+\,i\,s\varphi_1\,+\,c\varphi_2\,+\,i\,s\varphi_2)`$
<br> <br>
$`\quad =A\cdot(c\,\alpha\;+\;i\,s\,\alpha) \cdot \big[\,(c\varphi_1\,+\,c\varphi_2)\;+\; i\,(s\varphi_1\,+\,s\varphi_2)\,\big]`$ $`\quad =A\cdot(c\,\alpha\;+\;i\,s\,\alpha) \cdot \big[\,(c\varphi_1\,+\,c\varphi_2)`$
$`,+\, i\,(s\varphi_1\,+\,s\varphi_2)\,\big]`$
<br> <br>
$`\color{blue}{\scriptsize{\quad\left| \begin{align} &cos(a+b)=cos(a)\,cos(b)-sin(a)\,sin(b)\\ $`\color{blue}{\scriptsize{\quad\left| \begin{align} &cos(a+b)=cos(a)\,cos(b)-sin(a)\,sin(b)\\
&cos(a-b)=cos(a)\,cos(b)+-sin(a)\,sin(b)\end{align}\right.}}`$ &cos(a-b)=cos(a)\,cos(b)+-sin(a)\,sin(b)\end{align}\right.}}`$
......
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