From: already5chosen@yahoo.com   
      
   On Tue, 28 Oct 2025 18:28:21 GMT   
   scott@slp53.sl.home (Scott Lurndal) wrote:   
      
   > Michael S  writes:   
   > >On Tue, 28 Oct 2025 16:05:47 GMT   
   > >scott@slp53.sl.home (Scott Lurndal) wrote:   
   > >   
   > >> David Brown  writes:   
   > >> >On 28/10/2025 03:00, Janis Papanagnou wrote:   
   > >> >> On 27.10.2025 21:39, Michael S wrote:   
   > >> >>>>   
   > >> >>>> Lua is not Algol 68.   
   > >> >>>   
   > >> >>> Correct.   
   > >> >>> Lua is a useful programming language.   
   > >> >>   
   > >> >> (I have no stakes here. Never used it.)   
   > >> >>   
   > >> >   
   > >> >It's usefulness is demonstrated by its widespread use.  It is   
   > >> >mostly used as a scripting or automation language integrated in   
   > >> >other software, rather than as a stand-alone language.  It is   
   > >> >particularly popular in the gaming industry.   
   > >> >   
   > >> >>> Algol 68 is a great source of inspiration for designers of   
   > >> >>> programming languages.   
   > >> >>   
   > >> >> Obviously.   
   > >> >>   
   > >> >>> Useful programming language it is not.   
   > >> >>   
   > >> >> I have to read that as valuation of its usefulness for you.   
   > >> >> (Otherwise, if you're speaking generally, you'd be just wrong.)   
   > >> >>   
   > >> >   
   > >> >The uselessness of Algol 68 as a programming language in the   
   > >> >modern world is demonstrated by the almost total non-existence of   
   > >> >serious tools and, more importantly, real-world code in the   
   > >> >language.  It certainly /was/ a useful programming language, long   
   > >> >ago, but it has not been seriously used outside of historical   
   > >> >hobby interest for half a century. And unlike other ancient   
   > >> >languages (like Cobol or Fortran) there is no code of relevance   
   > >> >today written in the language.  Original Algol was mostly used in   
   > >> >research, while Algol 68 was mostly not used at all.  As C.A.R.   
   > >> >Hoare said, "As a tool for the reliable creation of sophisticated   
   > >> >programs, the language was a failure".   
   > >>   
   > >> There is still one computer system that uses Algol as both   
   > >> the system programming language, and for applications.   
   > >>   
   > >> Unisys Clearpath (descendents of the Burroughs B6500).   
   > >>   
   > >   
   > >Is B6500 ALGOL related to A68?   
   >   
   > A-series ALGOL has many extensions.   
   >   
      
   I read your answer as "I don't know. If you are interesting then RTFM by   
   yourself". Is it correct interpretation?   
      
   > DCAlgol, for example, is used to create applications   
   > for data communications (e.g. poll-select multidrop   
   > applications such as teller terminals, etc).   
   >   
   > NEWP is an algol dialect used for systems programming   
   > and the operating system itself.   
   >   
   >   
   > ALGOL:   
   > https://public.support.unisys.com/aseries/docs/ClearPath-MCP-1   
   .0/86000098-517/86000098-517.pdf   
   > DCALGOL:   
   > https://public.support.unisys.com/aseries/docs/ClearPath-MCP-1   
   .0/86000841-208.pdf   
   > NEWP:   
   > https://public.support.unisys.com/aseries/docs/ClearPath-MCP-2   
   .0/86002003-409.pdf   
      
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