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__    __   __   __   _    _     ______   _____    
\ \\ / //  \ \\/ // | |  | ||  /_   _// |  __ \\  
 \ \/ //    \ ` //  | |/\| ||   -| ||-  | |  \ || 
  \  //      | ||   |  /\  ||   _| ||_  | |__/ || 
   \//       |_||   |_// \_||  /_____// |_____//  
    `        `-`'   `-`   `-`  `-----`   -----`

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Text this: Quantum codes from skew constacyclic codes over the ring F<inf>q</inf>[u,v]∕〈u<sup>2</sup>−1,v<sup>2</sup>−1,uv−vu〉