發送短信 : Ishikawa iterative process for a pair of single-valued and multivalued nonexpansive mappings in Banach spaces

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