@startuml
!include <material/pi>

left to right direction
skinparam defaultTextAlignment center

rectangle "<$ma_pi>\nMultiplier" as block #PaleGoldenRod

interface " " as q1
interface " " as q2
interface " " as q3
interface " " as q4
interface " " as q5

q1 --> block: in1
q2 --> block: in2
q3 ..> block: ...
q4 --> block: inn
block --> q5: result
@enduml
