One of the hardest equations in the world is Fermat's Last Theorem. It is included in the Guinness Book of World Records for "most difficult mathematical problems". It is sometimes called Fermat's conjecture.
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What is the worlds 2nd hardest equation in the world?
How about I tell you the first? ,Well the worlds first hardest math equation is the; P=NP equation. You should concider taking a look at it. Pretty tricky stuff! ...