The Euler's totient function is a number-theoretic function that counts the number of positive integers less than or equal to n that are coprime to n. This function is useful in finding modular inverses in a prime modulus system.
The Euler's totient function is a number-theoretic function that counts the number of positive integers less than or equal to n that are coprime to n. This function is useful in finding modular inverses in a prime modulus system.