Text this: A class of repeated-root constacyclic codes over F<inf>p<sup>m</sup></inf>[u]/〈u<sup>e</sup>〉 of Type 2

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