\magnification=\magstep1 

$$
v_f \quad = \quad v_i \thinspace t
$$

$$
\omega_f \quad = \quad \omega_i \thinspace t
$$

$$
\vec{F} \quad = \quad m \thinspace \vec{a} 
$$


$$
\vec{\tau} \quad = \quad I \thinspace \vec{\alpha} 
$$

$$
\vec{F} \quad = \quad {{d\vec{p}}\over{dt}} 
$$

$$
\vec{\tau} \quad = \quad {{d\vec{L}}\over{dt}} 
$$

$$
\vec{p} \quad = \quad m \thinspace \vec{v}
$$

$$
\vec{L} \quad = \quad I \thinspace \vec{\omega}
$$

$$
\vec{L} \quad = \quad I \thinspace \vec{\omega} \qquad \qquad ({\rm just\ like\ \ } \vec{p} \thinspace = \thinspace  m \thinspace \vec{v} )
$$

$$
\vec{L} \quad = \quad \vec{r} \times \vec{p}
$$

$$
{{d \vec{p}}\over{dt}} \quad = \quad m {{d\vec{v}}\over{dt}} \quad = \quad
                    m \vec{a} \quad = \quad \vec{F}
$$

$$
{{d \vec{L}}\over{dt}} \quad = \quad I {{d\vec{\omega}}\over{dt}} \quad = \quad
                    I \vec{\alpha} \quad = \quad \vec{\tau}
$$

$$
|L| \quad = \quad |r| \thinspace |p| \thinspace \sin(\theta)
$$

\end
