\begin{cminipage}[fond3] \begin{center}$ \sqrt{1+x} = {1 + {{1}\over{2}}x - {{1}\over{8}}x^{2} + {{1}\over{16}}x^{3} - {{5}\over{128}}x^{4} + {{7}\over{256}}x^{5} - {{21}\over{1024}}x^{6}+ O(x^{7})} $\end{center} \end{cminipage} \begin{center}\includegraphics[scale=0.75]{dl01.ps}\end{center}