| − | The term Symmetry arises in a number of contexts, and has several, related meanings all concerned with balance, equality and equivalence.<ref> Initial definitions from: http://www.m-w.com/dictionary/symmetry</ref> : | + | The term '''Symmetry arises''' in a number of contexts, and has several, related meanings all concerned with balance, equality and equivalence.<ref> Initial definitions from: http://www.m-w.com/dictionary/symmetry</ref> : |