發送短信 : The Automorphic Discrete Spectrum of $\textrm{Mp}_4$

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