The original Agrawal, Kayal, Saxena "Primes is in P" paper is actually an amazing effort in clarity https://annals.math.princeton.edu/wp-content/uploads/annals-

The original Agrawal, Kayal, Saxena "Primes is in P" paper is actually an amazing effort in clarity https://annals.math.princeton.edu/wp-content/uploads/annals-v160-n2-p12.pdf https://annals.math.princeton.edu/wp-content/uploads/annals-... .