Definition:Unity

Disambiguation

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Unity may refer to:

• Abstract Algebra:
  • The concept of a unity, which is the abstraction of the concept of the number $1$ (one)
    • The unity of a ring
    • The unity of a field
  • Another name (not recommended) for the identity element of a group

• Arithmetic, Number Theory, and so on:
  • Another word for the number $1$ (one), when it is important to call attention to its numeric properties.

Also see

• Definition:Unit
• 1

• Results about unity can be found here.