[SPCA] Fix various errors

semester3/spca/parts/01_c/06_floating-point/03_properties.tex

@@ -4,7 +4,7 @@ The advantage of having denormalized values is that 0 can be represented as the
 
 \content{Example} $8$b Floating Point table to visualize the different cases.
 $$
-    8\text{b precision Floating Point:}\quad \underbrace{0}_s \underbrace{0000}_c \underbrace{000}_m
+    8\text{b precision Floating Point:}\quad \underbrace{0}_s \underbrace{0000}_e \underbrace{000}_m
 $$
 
 \renewcommand{\arraystretch}{1.2}