1: Symmetry
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Groups arise in nature whenever we can find symmetry. For example, the human body has a lateral symmetry: if you imagine reversing left and right, most people would look more-or-less the same.
- 1.3: Symmetric Polynomials
- f is a symmetric polynomial if every way of switching around (i.e., permuting) the variables leaves f the same.
Contributors and Attributions
- Tom Denton (Fields Institute/York University in Toronto)