Necessary condition
- Category
- STANDARD MATHEMATICS
- Definition
- A condition that must hold whenever another statement is true.
- Math Level
- GENERAL
- Index Excerpt
- necessary condition
A necessary condition is something that must be true whenever a stated conclusion is true.
If a necessary condition fails, the conclusion cannot hold. But satisfying a necessary condition may still be far from enough to prove the conclusion.
See also: sufficient condition, equivalent condition, implication..