In general usage, symmetry most often refers to mirror or reflective symmetry; that is, a line (in 2-D) or plane (in 3-D) can be drawn through an object such that the two halves are mirror images of ...

The relation between symmetry of structure and symmetry of properties is emphasized. Introduction to symmetry, scalars, vectors and tensors. Stress, Strain, linear elasticity. Plastic deformation and ...