Math 2.0

concept

Principal ideal

Summary

A principal ideal is an ideal generated by a single element. In a commutative ring, it is the set of the multiples of that element. The definition of a principal ideal gives the details.

What this node needs for W2
  • edge instance_of in: at least two examples (0 of 2)
  • 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)

The writing levels say how complete the text of a node is. They do not measure its truth.

Sources

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

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Definitions