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group-theory

Motivating group actions: groups that move things

taught

Taught in

Requires

  • group-axioms required
  • dihedral-group helpful

    D_n moving a polygon's vertices and S_n rearranging labels are this section's own concrete motivating examples, not required to state the informal pattern itself.

  • symmetric-group helpful

    S_n rearranging {1,...,n} is the section's second motivating example, alongside D_n.

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