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Bom dia a todos!

F\'{i}sica - F\'{\i}sica

Seja a express\~{a}o:
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$\int_0^{2\pi} \sin(x)\,dx = 0$
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$$\int_0^{2\pi} \sin(x)\,dx = 0$$
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$\ln 2 = \sum_{\alpha = 1}^\infty (-1)^\alpha {1 \over \alpha}$
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$$\ln 2 = \sum_{\alpha = 1}^\infty (-1)^\alpha\,{1 \over \alpha}$$
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