On a Galerkin-averaging method for weakl
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M. S. Krol; W. Eckhaus
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Article
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1989
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John Wiley and Sons
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English
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## Communicated by W. Eckhaus Solutions of weakly non-linear wave quations can be approximated using Galerkin's procedure combined with the averaging method. In this paper existence and uniqueness of solutions are proved in suitably chosen function spaces. Erroretimates lead us to results on asymp