Existence, uniqueness and decay rates for evolution equations on trees

We study evolution equations governed by an averaging operator on a directed tree, showing existence and uniqueness of solutions. In addition we find conditions of the initial condition that allows us to find the asymptotic decay rate of the solutions as t → ∞. It turns out that this decay rate is n...

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Autores principales: Del Pezzo, L.M., Mosquera, C.A., Rossi, J.D.
Formato: JOUR
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Acceso en línea:http://hdl.handle.net/20.500.12110/paper_00325155_v71_n1_p63_DelPezzo
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Sumario:We study evolution equations governed by an averaging operator on a directed tree, showing existence and uniqueness of solutions. In addition we find conditions of the initial condition that allows us to find the asymptotic decay rate of the solutions as t → ∞. It turns out that this decay rate is not uniform, it strongly depends on how the initial condition goes to zero as one goes down in the tree. © European Mathematical Society.