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           __   __    _____      ___     _    _   
  ____     \ \\/ //  / ____||   / _ \\  | || | || 
 |    \\    \ ` //  / //---`'  / //\ \\ | || | || 
 | [] ||     | ||   \ \\___   |  ___  ||| \\_/ || 
 |  __//     |_||    \_____|| |_||  |_|| \____//  
 |_|`-`      `-`'     `----`  `-`   `-`   `---`   
 `-`

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Text this: For multi-interval-valued fuzzy sets, centroid defuzzification is equivalent to defuzzifying its interval hull: A theorem