ABSTRACT
It is customary to use the term “elastic” to describe those solids for which stresses (σ ij ) are unambiguous functions of strains (ϵ ij ) during deformation, i.e., () σ i j = f ( ϵ i j ) https://s3-euw1-ap-pe-df-pch-content-public-p.s3.eu-west-1.amazonaws.com/9780203757529/60c8358b-6811-4d21-b0be-8c0ed388508f/content/eq63.tif"/>
