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 ______     _____     _  __   _    _     _  _   
|      \\  |  ___||  | |/ // | || | ||  | \| || 
|  --  //  | ||__    | ' //  | || | ||  |  ' || 
|  --  \\  | ||__    | . \\  | \\_/ ||  | .  || 
|______//  |_____||  |_|\_\\  \____//   |_|\_|| 
`------`   `-----`   `-` --`   `---`    `-` -`

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Text this: Acoustic wave scattering by two dimensional inclusion with irregular shape in an ideal fluid