What is "extremum"

extremum \extremum\ n.

1. the point located farthest from the middle of something.

   Syn: extreme point, extreme, extremity.

2. the most extreme possible amount or value.

   Syn: peak.

n. (context mathematics English) a point, or value, which is a maximum or a minimum

1. n. the point located farthest from the middle of something [syn: extreme point, extreme]

2. the most extreme possible amount or value; "voltage peak" [syn: peak]

3. [also: extrema (pl)]