Proceedings of the Physical Society · 1963 · 195 citations · 2 references
Natural SciencesMathematicsPhysicsDynamical SystemsMathematical PhysicsTheoretical PhysicsPartial Differential EquationsQuantum Field TheoryStability TheoryNonlinear Stability
A general instability of non-singular, time independent radial solutions to equations of the form ∇2ϕ = f(ϕ) is shown.
2