Yn (FPScript)

21.09.2021

Calculates the Bessel function of the second kind with the order specified.

Syntax

Yn(n, Number)

 

The syntax of the Yn function consists of the following parts:

Part

Description

n

The order.

Permitted data structures are scalar value. All integral data types are permitted.

The value must be greater or equal to 0.

If the argument is a list, then the first element in the list is taken. If this is also a list, then the process is repeated.

Number

The argument for the function.

All data structures are allowed. All numeric data types are permitted.

If the argument is a list, then the function is executed for each element of the list and the result is also a list.

Remarks

The data type of the result is always 64-bit floating point.

The structure of the result corresponds to that of the argument Number. The calculation is done element-by-element where appropriate.

The result has the unit 1, if Number has a unit. Otherwise, it has no unit.

For aggregate data structures, only the Y component is calculated. A void floating point value is output for values smaller than or equal to zero.

The following illustration shows the course of the function for the orders 0 to 4 within the interval [0.01, 40]:

Available in

FlexPro Basic, Professional, Developer Suite

Examples

Yn(2, 0)

Results in ?.

Dim x
x = Series(0.01, 40, 0.1)
Signal(Yn(2, x), x)
 

Calculates a signal with the course of the function of the order 2 within the interval [0.01, 40].

See Also

Y0 Function

Y1 Function

J0 Function

J1 Function

Jn Function

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