Additive Identity = 0 n + 0 = n 0 + n = n Additive Inverse 5 + (-5) = 0 (-7) + 7 = 0

Multiplicative Identity = 1 n * 1 = n 1 * n = n Multiplicative Inverse 1/n * n = 1 n * 1/n = 1

Modular Identity a * b = 1Modular Inverse

Elliptic Curve IdentityElliptic Curve Inverse