Fermat’s Little Theorem was observed by Fermat and proven by Euler, who generalized the theorem significantly. This theorem aids in dividing extremely large numbers and can aid in testing numbers to see if they are prime. For more advanced students, this theorem can be easily proven using basic group theory.
Prerequisites: To follow this video, you will want to first learn the basics of congruences.
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Subject: Number Theory
Teacher: Michael Harrison
Artist: Katrina de Dios
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Video source Youtube