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

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Text this: The bipartite unconstrained 0-1 quadratic programming problem: Polynomially solvable cases