modified FEM figure

RemDelaporteMathurin · May 23, 2022 · 43dc4a8 · 43dc4a8
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diff --git a/Figures/Chapter2/approximated_solution.pdf b/Figures/Chapter2/approximated_solution.pdf
diff --git a/scripts/example_function_FEM.py b/scripts/example_function_FEM.py
@@ -37,7 +37,7 @@ def u(x):
 
 plt.xlabel("$x$")
 plt.yticks([0, 1, u(0)], ["0", "1", "$U_0$"], alpha=0.7)
-plt.xticks([], [])
+plt.xticks(x_approx[2:5], ["node $i-1$", "node $i$", "node $i+1$"], fontsize=8)
 plt.gca().spines["top"].set_visible(False)
 plt.gca().spines["bottom"].set_visible(False)
 plt.gca().spines["right"].set_visible(False)