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Utilisateur:Maximead - Wikipédia

Utilisateur:Maximead

Un article de Wikipédia, l'encyclopédie libre.

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Logiciels libres
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Je pianote en Dvorak français.

Sommaire

[modifier] Test et pratique

[modifier] Mécanique

T = K \cdot m^{n1} \cdot R^{n2} \cdot F_c^{n3} 
\begin{align}
T & = K \cdot m^{0.27} cdot R^{0.63} \cdot F_c^{-0.30}|_{m=346.5,R=20.0,F_c=6.86,T=21.5}\\
K & \approx 1.20

\end{align} T = 1.20 \cdot m^{0.27} \cdot R^{0.63} \cdot F_c^{-0.30}

[modifier] 8b


\begin{align}
f(x) &= x^2 -12x + 80\\
g(x) &= 80 + \sin(\pi x/12)
\end{align}


\begin{align}
f(x) = g(x)\\
x \in \{ 0,12\}
\end{align}


\int_0^{12} \sqrt{1+f'(x)^2} + \sqrt{1+g'(x)^2} \mathrm dx \approx 86.04

[modifier] 8c1

\int_0^{12} \pi \cdot (80+\sin(\pi x/12))^2 \mathrm dx -\int_0^{12} \pi \cdot (x^2-12x+80)^2 \mathrm dx\approx 122566

[modifier] 8c2

\int_0^{12} \pi \cdot (80+ \sin (\pi x/12) -x^2+12x-80)^2 \mathrm dx \approx 27477

[modifier] 8c3

\int_0^{12} 2 \cdot \pi \cdot (17-x) \cdot (-x^2+12x+\sin(\pi x/12)) \mathrm dx \approx 20433

[modifier] 8c4

\int_0^{12} \pi \cdot (88-x^2+12x-80)^2 \mathrm dx -\int_0^{12} \pi \cdot (88-80-\sin(\pi x/12))^2 \mathrm dx \approx 40899

[modifier] 8d

\int_0^{12} 80+ \sin(\pi x/12) -x^2 +12x -80 \mathrm dx \approx 295.63944


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