Definitions by Wfhiwfhuffhi
Sigma
The Greek Alphabet is made up of the letters alpha, beta, gamma, delta, epsilon, zeta, eta, theta, iota, kappa, lambda, mu, nu, xi, omicron, pi, rho, sigma, tau, upsilon, phi, chi, psi, and omega.
Sigma by Wfhiwfhuffhi April 24, 2024