• Discovery of the Schrodinger equation • Derivation (uniqueness) of the Schrodinger equation • High order equation of the Schrodinger type • Nonlocal symmetry of the Schrodinger equation [2, 7] • High-order evolution equations. Dependence of mass on velocity in the nonlocal Galilei-invariant theory [6, 19] • Galilei relativity principle and nonlinear Schrodinger-type equations [2, 5, 10–17] • Nonlocal symmetry of the linear Schrodinger–de Broglie–Klein–Gordon–Fock– Kudar–de Donder–Van Dunger [3, 18, 8] • Nonlocal Galilei symmetry of a relativistic equation [8, 9] • Nonlocal Galilei symmetry of the Dirac equation [7] • Galilei symmetry of a relativistic equation.