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

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Text this: Mathematical semantics: a dual history? 1965-1975