Before we go back to math, I decided to address something about the G5 MLP movie, and I think it's a good time to do so, because we were just talking about magic in my previous entries. So it would seem that all magic had disappeared from the world, before Sunny and her friends brought it back. But I think it's not true, and here are some examples of magical things that were still in effect:
Cutie Marks - ponies still had them, and according to FiM lore, they are magical.
The "spa
