Physical Review Letters · 1967 · 691 citations · 5 references
Natural SciencesPhysicsAlgebraMathematical PhysicsTheoretical PhysicsModern PhysicsPerturbation MethodsPerturbation TheoryQuantum ChromodynamicsQuantum Field TheoryStrong InteractionEffective ActionEffective Field Theories In Quantum ChromodynamicsField LagrangiansNon-degenerate Perturbation TheorySecond-order Perturbation Theory
An effective Lagrangian for soft-pion interactions is constructed such that lowest order perturbation theory precisely reproduces the results of current algebra.Received 12 December 1966DOI:https://doi.org/10.1103/PhysRevLett.18.188©1967 American Physical Society
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