Concave
{{wiktionary|concave|concavity}}
Concave or concavity may refer to:
Science and technology
=Mathematics=
- Concave function, the negative of a convex function
- Concave polygon, a polygon which is not convex
- Concave set
- The concavity of a function, determined by its second derivative
See also
- {{lookfrom}}
{{disambiguation|math}}