operator in physics
function acting on the space of physical states in physics
momentum operator
operator in quantum mechanics
particle number operator
operator in quantum mechanics whose eigenvalues label states with the number of particles in the system in those states
Wilson loop
gauge-invariant observable obtained from the holonomy of the gauge connection around a given loop
angular momentum operator
quantum mechanical operator related to rotational symmetry
Energy operator
operator in quantum mechanics
Hamiltonian operator
quantum operator for the energy
Rotation operator
quantum operator
time evolution operator
operator in quantum mechanics
transfer operator
pushforward on the space of measurable functions
position operator
operator in quantum mechanics
Coulomb operator
quantum mechanical operator used in the field of quantum chemistry