Adomian, G. Solving frontier problems …. (English) Zbl 0814.47070 Math. Model. Sci. Comput. 2(Sect.A), 48-52 (1993). This article deals with some well-known ideas on relations between real physical problems and corresponding mathematical ones. In particular some formal calculations with deteriorating (for example partial differential) operators are discussed. Reviewer: P.Zabreiko (Minsk) Cited in 8 Documents MSC: 47J05 Equations involving nonlinear operators (general) Keywords:calculations with deteriorating operators PDFBibTeX XMLCite \textit{G. Adomian}, Math. Model. Sci. Comput. 2(Sect.A), 48--52 (1993; Zbl 0814.47070)