Task: Text Simplification
Input (English): In mathematical analysis , the maxima and minima ( the respective plurals of maximum and minimum ) of a function , known collectively as extrema ( the plural of extremum ) , are the largest and smallest value of the function , either within a given range ( the local or relative extrema ) or on the entire domain of a function ( the global or absolute extrema ) .
Output (English): In mathematics , the maximum and minimum of a function are the largest and smallest value that the function takes at a given point .