Self-adjoint acoustic equations with progressing wave solutions

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, , Citation R J Torrence 1990 J. Phys. A: Math. Gen. 23 4107 DOI 10.1088/0305-4470/23/18/016

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1 Dept. of Math. & Stat., Calgary Univ., Alta., Canada

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0305-4470/23/18/4107

Abstract

The simplest wave equations are those whose general solutions comprise progressing waves. The author constructs a comparatively large, possibly exhaustive, family of self-adjoint acoustic equations in 1+1 dimensions that are simple in this sense.

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10.1088/0305-4470/23/18/016