docs-v2/content/flux/v0/stdlib/math/mmin.md

title	description	menu	weight
math.mMin() function	`math.mMin()` is a function that returns the lesser of `x` or `y`.	flux_v0_ref name parent identifier math.mMin math math/mMin	101

math.mMin() is a function that returns the lesser of x or y.

Function type signature

(x: float, y: float) => float

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Parameters

x

({{< req >}}) x-value to use in the operation.

y

({{< req >}}) y-value to use in the operation.

Examples

• Return the lesser of two values
• Use math.mMin in map

Return the lesser of two values

import "math"

math.mMin(x: 1.23, y: 4.56)// 1.23

Use math.mMin in map

import "math"

data
    |> map(fn: (r) => ({_time: r._time, _value: math.mMin(x: r.t1, y: r.t2)}))

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Input data

_time	t1	t2
2021-01-01T00:00:00Z	-2.18	19.85
2021-01-01T00:00:10Z	10.92	4.97
2021-01-01T00:00:20Z	7.35	-3.75
2021-01-01T00:00:30Z	17.53	19.77
2021-01-01T00:00:40Z	15.23	13.86
2021-01-01T00:00:50Z	4.43	1.86

Output data

_time	_value
2021-01-01T00:00:00Z	-2.18
2021-01-01T00:00:10Z	4.97
2021-01-01T00:00:20Z	-3.75
2021-01-01T00:00:30Z	17.53
2021-01-01T00:00:40Z	13.86
2021-01-01T00:00:50Z	1.86

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