mathematics

• Singularity point

  A singularity point is a location where a mathematical function or a physical entity becomes infinite, undefined, or breaks down the usual rules of its governing system.

• Off by one error

  An off by one error is a common logical mistake where a loop iterates one too many or one too few times, or a range calculation is incorrect by a single unit.

• loose figure

  A general, approximate number or estimation that is not precise.

• approximate value

  A quantity or measurement that is close to the exact amount but not precisely accurate, often used for estimation or simplification.

• roundabout figure

  An approximate number or estimate that is not precise or exact.

• Unknown quantity

  A person or thing whose true nature, abilities, or impact is yet to be determined or understood.