minmax ( seq -- min max )
Statistics

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Vocabulary
math.statistics

Inputs

seq	a sequence

Outputs

min	a real
max	a real

Word description
Finds the minimum and maximum elements of seq in one pass. Throws an error on an empty sequence.

Examples

USING: arrays math.statistics prettyprint ; { 1 2 3 } minmax 2array .
{ 1 3 }

Definition

USING: kernel math.order sequences ;

IN: math.statistics

: minmax ( seq -- min max )
    [ first dup ] keep
    [ [ min ] [ max ] bi-curry bi* ] 1 each-from ;