Dispersion relations for nonlinear systems of arbitrary degree

F. L. Ridener, R. H. Good

Research output: Contribution to journalArticle

25 Scopus citations


A time-independent causal system is considered, in which the effect depends nonlinearly in an nth-degree way on the cause. It is shown that there are Kramers-Kronig-type dispersion relations for the transform of the response function.

Original languageEnglish (US)
Pages (from-to)2768-2770
Number of pages3
JournalPhysical Review B
Issue number8
Publication statusPublished - Jan 1 1975


All Science Journal Classification (ASJC) codes

  • Condensed Matter Physics

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