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courses:lecture:sylec:drintro 2019/06/03 14:04 courses:lecture:sylec:drintro 2019/06/03 14:05 current
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Draw pictures of $\Vec{r}$ and $\Vec{r}$ + $d\Vec{r}$.  Draw pictures of $\Vec{r}$ and $\Vec{r}$ + $d\Vec{r}$. 
 +**Student Conversations from Spring 2019**
  * $\vec r$ is a geometric object that points to a point from the origin.   * $\vec r$ is a geometric object that points to a point from the origin.
    * $r_x=x \hat x$, $r_y=y \hat y$, and $r_z=z \hat z.$ These statements are unique for $\vec r$.     * $r_x=x \hat x$, $r_y=y \hat y$, and $r_z=z \hat z.$ These statements are unique for $\vec r$.

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