A requirement necessary for a given statement or theorem to hold. Also called a condition.
Criterion
See also
Brown's Criterion, Cauchy Criterion, Euler's Criterion, Gauss's Criterion, Korselt's Criterion, Leibniz Criterion, Pocklington's Criterion, Vandiver's Criteria, Weyl's CriterionExplore with Wolfram|Alpha
Cite this as:
Weisstein, Eric W. "Criterion." From MathWorld--A Wolfram Web Resource. https://mathworld.wolfram.com/Criterion.html