InfluxDB Docs

math.j1() function

The math.j1() function returns the order-one Bessel function of the first kind.

Output data type: Float

import "math"

math.j1(x: 1.23)

// Returns 0.5058005726280961

Parameters

x

The value used in the operation.

Data type: Float

Special cases

math.j1(±Inf) // Returns 0
math.j1(NaN)  // Returns NaN