發送短信 : On commutative Noetherian rings which satisfy the generalized radical formula

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