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@@ -174,9 +174,6 @@ $$
 
 Where $\bar{V}=V\angle\theta$ and $\bar{I}=I\angle\phi$:
 
-$$
-$$
-
 $$
 \let\lb=( \let\rb=) \def\({\left\lb} \def\){\right\rb} % Put \left(,\right) on \(,\)
 \begin{align}
@@ -213,7 +210,7 @@ $$ \varphi = \arctan\left(\frac{Q}{P}\right)$$
 | $Q$         | $Q>0$          | $Q<0$         | $Q=0$        |
 | $\varphi$   | $\varphi>0°$   | $\varphi<0°$  | $\varphi=0°$ |
 | PF [Load]   | $[0,1)$        | $[0,1)$       | $1$          |
-| PF [Soruce] | $[0,-1)$       | $[0,-1)$      | $-1$         |
+| PF [Source] | $[0,-1)$       | $[0,-1)$      | $-1$         |
 
 # Chapter 8