Question: 2. The strain ( &,,) can be defined from the displacement field u,(r.) via: Eij 1 du du, dudu 2 ar + ar Show

2. The strain ( &,,) can be defined from the displacement field

2. The strain ( &,,) can be defined from the displacement field u,(r.) via: Eij 1 du du, dudu 2 ar + ar Show that is a symmetric matrix.

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