🚀 go-pugleaf

tgl+@cs.cmu.edu (Tom Lane) wrote:
> I'm thinking about designing a language in which discrete time series are a
> fundamental data type.  I have vague memories of having seen similar ideas
> before, so I'm hoping someone can point me to prior work.
> The data I want to manipulate comes as series of observations taken at
> certain intervals of time (not necessarily the same interval for each
> series).
> I want to be able to refer to such a series as a single data object;
> to perform operations on such objects (eg, to add corresponding elements
> of two series to deliver a sum series), and to define functions that work
> on such objects (integration and correlation might be examples).  I want
> the functions to be able to work incrementally as new values are added to
> each data series (lazy evaluation might help here).

Try this:

AUTHOR: Wadge William W.
TITLE: Lucid, the dataflow programming language
IMPRINT: London Academic Press 1985
SERIES: Studies in data processing (Brighton College of Technology. Automatic
          Programming Information Centre) v.22
OTHER AUTHORS: Ashcroft Edward A.

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