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

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Text this: Compact structure-preserving algorithm with high accuracy extended to the improved Boussinesq equation