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           __   __  __    __    _____     ______  
  ____     \ \\/ // \ \\ / //  |  ___||  /_   _// 
 |    \\    \ ` //   \ \/ //   | ||__      | ||   
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 |_|`-`      `-`'       `      `-----`   `--`     
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Text this: Towards mathematical philosophy : papers from the Studia logica conference "Trends in Logic IV"