# [−][src]Function arrayfire::iir

pub fn iir<T: HasAfEnum>(b: &Array<T>, a: &Array<T>, x: &Array<T>) -> Array<T>

Infinite impulse response filter

# Parameters

`b`

is the Array containing the feedforward coefficients`a`

is the Array containing the feedback coefficients`x`

is the input signal to filter

# Return Values

Filtered Array