Depending on how expansive your idea of the model of ‘computation’ is, there is this old paper: http://zero.sci-hub.tw/1814/0efc01f09f718e409481a47ff90e98fc/lou

Depending on how expansive your idea of the model of ‘computation’ is, there is this old paper: http://zero.sci-hub.tw/1814/0efc01f09f718e409481a47ff90e98fc/louri1995.pdf http://zero.sci-hub.tw/1814/0efc01f09f718e409481a47ff90e98fc... TLDR: using optics for sorting