LUCID is a historical programming language created in 1976.

43Years Old 1,305Users 0Jobs

Example code from Wikipedia:

h
   where
     h = 1 fby merge(merge(2 * h, 3 * h), 5 * h);
     merge(x,y) = if xx <= yy then xx else yy fi
        where 
          xx = x upon xx <= yy;
          yy = y upon yy <= xx;
        end;
   end;
Edit

Last updated February 11th, 2019