[AMR] Finish W3 summary

electives/others/amr/parts/01_kinematics/02_inverse.tex

@@ -2,13 +2,13 @@
 \begin{wrapfigure}[10]{r}{0.4\columnwidth}
     \includegraphics[width=0.4\columnwidth]{assets/inverse-kinematics.png}
 \end{wrapfigure}
-Option: Solve Forward Kinematics for angles.\\
-Better: Law of cosine with polar coordinates. Compute angle using cosine rule,\\
+\bi{Option}: Solve Forward Kinematics for angles.\\
+\bi{Better}: Law of cosine with polar coordinates. Compute angle using cosine rule,\\
 $\theta_1 = \phi \pm \alpha$, $\theta_2 = \pm(\pi - \beta)$
 
 (Positive for {\color{ForestGreen} Elbow Down}, Negative for {\color{red} Elbow Up})
 
-Extension to 6R:
+\bi{Extension to 6R}:
 1. Waist: spherical coords (2 sol.)\\
 2. 2 sols from 2R for shoulder + elbow\\
 3. Solve for wrist joints (no influence on pos)