noun
- plural of bijection; one-to-one correspondences between two sets where each element in one set is paired with exactly one element in the other set
Usage: mathematics
Examples
- The mathematician studied several bijections between finite sets.
- Bijections preserve the cardinality of sets.
- Finding bijections between infinite sets can be challenging.
- The professor explained how bijections relate to invertible functions.
- These bijections demonstrate that the two sets have the same size.
- Students learned to identify bijections in their discrete mathematics course.