What movie or song?
Math is more than just numbers and symbols. This famous math symbol stands for a famous movie and song. Which one?

This riddle should be as easy as pie (sic) for the older math students and teachers among us. For the younger ones, just ask your friend Google. Use 'Don McLean 1971' and you'll find the answer. Great song. The answer is:
Scroll down a bit
American Pie is the name we're looking for.
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