cum-min ( seq -- seq' )
Statistics ยป Computing cumulative sequences
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Vocabulary
math.statistics

Inputs
seqa sequence


Outputs
seq'a sequence


Word description
Returns the cumulative min of seq.

Examples
USING: math.statistics prettyprint ; { 5 3 4 1 } cum-min .
{ 5 3 3 1 }


Definition
USING: kernel math.order sequences ;

IN: math.statistics

: cum-min ( seq -- seq' ) dup ?first [ min ] accumulate* ;