Fixed typo: “mothematician”

Author: peterhellberg

chapters/syntax/comparing_ranges.textile

@@ -30,6 +30,6 @@ This is a nice feature lifted from Python. Instead of writing out the full compa
 normalHeight = height > maxDwarfism && height < minAcromegaly
 {% endhighlight %}
 
-CoffeeScript allows us to chain the two comparisons together in a form that more closely matches the way a mothematician would write it.
+CoffeeScript allows us to chain the two comparisons together in a form that more closely matches the way a mathematician would write it.