# step function

(redirected from*Piecewise constant*)

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Related to Piecewise constant: step functions

## step function

[′step ‚fəŋk·shən] (mathematics)

A function ƒ defined on an interval [

*a,b*] so that [*a,b*] can be partitioned into a finite number of subintervals on each of which ƒ is a constant. Also known as simple function.More generally, a real function with finite range.

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