<p>A model for dynamic frictionless contact between a viscoelastic body and foundation is considered. The viscoelastic constitutive law is assumed to be nonlinear and the contact is modelled with the normal compliance condition. We obtain the well-posedness using nonlinear semigroup theory arguments. Moreover, the exponential stability result of the solution is shown by using the energy method to produce a suitable Lyapunov function.</p>

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Well-posedness and exponential stability of a dynamic frictionless contact problem with normal compliance and infinite memory

  • Imane Ouakil,
  • Benyattou Benabderrahmane,
  • Yamna Boukhatem

摘要

A model for dynamic frictionless contact between a viscoelastic body and foundation is considered. The viscoelastic constitutive law is assumed to be nonlinear and the contact is modelled with the normal compliance condition. We obtain the well-posedness using nonlinear semigroup theory arguments. Moreover, the exponential stability result of the solution is shown by using the energy method to produce a suitable Lyapunov function.