diff --git a/analyse/main.tex b/analyse/main.tex
index ef26b64..b9a42bc 100644
--- a/analyse/main.tex
+++ b/analyse/main.tex
@@ -40,7 +40,7 @@
 
     \paragraph{Dérivées et Primitives}
 
-        Usuelles~:
+        \begin{multicols}{2}
 
             \begin{tabularx}{\linewidth}{YY}
                 \toprule
@@ -82,48 +82,46 @@
                 \bottomrule
             \end{tabularx}
 
-        Composées~:
+        \columnbreak
 
-            \begin{multicols}{2}
+            \begin{tabularx}{\linewidth}{lY}
+                \toprule
+                \multirow{2}{*}{Linéarité} & $(u + v)' = u' + v'$ \\
+                                           & $(au)' = au'$ \\
+                \midrule
+                Produit                    & $(uv)' = u'v + uv'$ \\
+                \midrule
+                Inverse                    & $\left(\frac{1}{v}\right)' = - \frac{v'}{v^2}$ \\
+                \midrule
+                Quotient                   & $\left(\frac{u}{v}\right)' = \frac{u'v - uv'}{v^2}$ \\
+                \midrule
+                Composée                   & $(f(u))' = u'f'(u)$ \\
+                \bottomrule
+            \end{tabularx}
 
-                \begin{tabularx}{\linewidth}{lY}
-                    \toprule
-                    \multirow{2}{*}{Linéarité} & $(u + v)' = u' + v'$ \\
-                                               & $(au)' = au'$ \\
-                    \midrule
-                    Produit                    & $(uv)' = u'v + uv'$ \\
-                    \midrule
-                    Inverse                    & $\left(\frac{1}{v}\right)' = - \frac{v'}{v^2}$ \\
-                    \midrule
-                    Quotient                   & $\left(\frac{u}{v}\right)' = \frac{u'v - uv'}{v^2}$ \\
-                    \midrule
-                    Composée                   & $(f(u))' = u'f'(u)$ \\
-                    \bottomrule
-                \end{tabularx}
+            \begin{tabularx}{\linewidth}{YY}
+                \toprule
+                Fonction & Primitive \\
+                \toprule
+                $u'u^n$ & $\frac{u^{n+1}}{n+1}$ \\
+                \midrule
+                $\frac{u'}{u^2}$ & $-\frac{1}{u}$ \\
+                \midrule
+                $\frac{u'}{\sqrt{u}}$ & $2\sqrt{u}$ \\
+                \midrule
+                $u'\cos{u}$ & $\sin{u}$ \\
+                \midrule
+                $u'\sin{u}$ & $-\cos{u}$ \\
+                \midrule
+                $\frac{u'}{u}$ & $\ln{|u|}$ \\
+                \midrule
+                $u'e^u$ & $e^u$ \\
+                \midrule
+                $\frac{u'}{1 + u^2}$ & $\arctan{u}$ \\
+                \bottomrule
+            \end{tabularx}
 
-                \begin{tabularx}{\linewidth}{YY}
-                    \toprule
-                    Fonction & Primitive \\
-                    \toprule
-                    $u'u^n$ & $\frac{u^{n+1}}{n+1}$ \\
-                    \midrule
-                    $\frac{u'}{u^2}$ & $-\frac{1}{u}$ \\
-                    \midrule
-                    $\frac{u'}{\sqrt{u}}$ & $2\sqrt{u}$ \\
-                    \midrule
-                    $u'\cos{u}$ & $\sin{u}$ \\
-                    \midrule
-                    $u'\sin{u}$ & $-\cos{u}$ \\
-                    \midrule
-                    $\frac{u'}{u}$ & $\ln{|u|}$ \\
-                    \midrule
-                    $u'e^u$ & $e^u$ \\
-                    \midrule
-                    $\frac{u'}{1 + u^2}$ & $\arctan{u}$ \\
-                    \bottomrule
-                \end{tabularx}
-
-            \end{multicols}
+        \end{multicols}
 
     \paragraph{Intégrales}
         $\int_a^b f(x)\dif x = [F(x)]_a^b = F(b) - F(a)$
@@ -136,7 +134,6 @@
             \bottomrule
         \end{tabularx}
 
-
     \paragraph{Équations différentielles}
 
         \begin{tabularx}{\linewidth}{lllc}
@@ -147,11 +144,26 @@
             \midrule
             \multicolumn{2}{l}{$ay' + by = f(x)$} & $y_0 + \lambda e^{rx} \quad \text{ avec } r = \frac{-b}{a}$ & \makecell{$y_0$ solution particulière de \\ $ay' + by = f(x)$ \\ $f$ une fonction et $a, b, \lambda\in\mathbb{R}$} \\
             \midrule
-            \multirow{3}{*}{$ay'' + by' + cy = 0$} & $\Delta > 0$ & $\lambda e^{r_1 x} + \mu e^{r_2 x} + y_1$ & \multirowcell{3}[0pt][c]{$\lambda, \mu \in \mathbb{R}$, $y_1$ solution particulière \\ $\alpha = \frac{-b}{2a} \quad \beta = \frac{\sqrt{|\Delta|}}{2a}$} \\
+            \multirow{3}{*}{$ay'' + by' + cy = 0$} & $\Delta > 0$ & $\lambda e^{r_1 x} + \mu e^{r_2 x}$ & \multirowcell{3}[0pt][c]{$\lambda, \mu \in \mathbb{R}$ \\ $\alpha = \frac{-b}{2a} \quad \beta = \frac{\sqrt{|\Delta|}}{2a}$} \\
             \cline{2-3}
-                                                   & $\Delta = 0$ & $(\lambda x + \mu) e^{r_0 x} + y_1$       & \\
+                                                   & $\Delta = 0$ & $(\lambda x + \mu) e^{r_0 x}$       & \\
             \cline{2-3}
-                                                   & $\Delta < 0$ & $e^{\alpha x}(\lambda\cos{(\beta x)} + \mu\sin{(\beta x)}) + y_1$ & \\
+                                                   & $\Delta < 0$ & $e^{\alpha x}(\lambda\cos{(\beta x)} + \mu\sin{(\beta x)})$ & \\
+            \bottomrule
+        \end{tabularx}
+
+    \paragraph{Solutions particulières des équations différentielles de 2\up{nd} ordre}
+
+        \begin{tabularx}{\linewidth}{XX}
+            \toprule
+            \multicolumn{2}{l}{Second membre du type $e^{\alpha x}P(x)$} \\
+            $\alpha$ non racine & $y_1 = e^{\alpha x} Q(x)$ \\
+            $\alpha$ racine simple & $y_1 = x e^{\alpha x} Q(x)$ \\
+            $\alpha$ racine double & $y_1 = x^2 e^{\alpha x} Q(x)$ \\
+            \midrule
+            \multicolumn{2}{l}{Second membre du type $e^{\alpha x}(P_1(x)\cos(\beta x) + P_2(x)\sin(\beta x))$} \\
+            $\alpha + i\beta$ non racine & $y_1 = e^{\alpha x}(Q_1(x)\cos(\beta x) + Q_2(x)\sin(\beta x))$ \\
+            $\alpha + i\beta$ racine & $y_1 = x e^{\alpha x}(Q_1(x)\cos(\beta x) + Q_2(x)\sin(\beta x))$ \\
             \bottomrule
         \end{tabularx}
 
diff --git a/cours.sty b/cours.sty
index a94a6c0..4e4067e 100644
--- a/cours.sty
+++ b/cours.sty
@@ -2,7 +2,7 @@
 
 \usepackage[
     %showframe,
-    a4paper,includeheadfoot,margin=2cm
+    a4paper,includeheadfoot,margin=2cm,top=1cm,bottom=1cm
 ]{geometry}
 
 \setcounter{tocdepth}{2}