Math 2.0

concept

Dihedral group

Summary

The dihedral group DnD_n is the group of the symmetries of a regular polygon with nn sides, for n≥3n \geq 3. It has nn rotations and nn reflections, so it has order 2n2n.

What this node needs for W2
  • edge not_instance_of in: at least one non-example (0 of 1)
  • edge specializes both: the more general notions and the special cases (0 of 1)

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Sources

  1. Web https://en.wikipedia.org/wiki/Dihedral_group, lead section