1. plural of extremum; the maximum or minimum values of a function or set
Usage: mathematics; formal

Examples

• The calculus problem asked us to find the extrema of the polynomial function.
• Local extrema occur where the derivative equals zero.
• The graph shows several extrema between x = 0 and x = 10.
• To identify extrema, we use the first and second derivative tests.
• The extrema of the data set help us understand its range and distribution.