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:hp2.GNUPLOT:ehp2.

An Interactive Plotting Program
Thomas Williams &amp. Colin Kelley

Version 5.4 organized by Ethan A Merritt and others

Copyright (C) 1986 - 1993, 1998, 2004   Thomas Williams, Colin Kelley
Copyright (C) 2004 - 2021  various authors

Mailing list for comments: gnuplot-info@lists.sourceforge.net  
Mailing list for bug reports: gnuplot-bugs@lists.sourceforge.net
:p.
Major contributors (alphabetic order):

    Christoph Bersch, Hans-Bernhard Br”ker,
    John Campbell,  Robert Cunningham,
    David Denholm,  Gershon Elber,
    Roger Fearick,  Carsten Grammes,
    Lucas Hart,  Lars Hecking,
    P‚ter Juh sz,  Thomas Koenig,
    David Kotz,  Ed Kubaitis,
    Russell Lang,  Timoth‚e Lecomte,
    Alexander Lehmann,  J‚r“me Lodewyck,
    Alexander Mai,  Bastian M„rkisch,
    Ethan A Merritt,  Petr Mikul¡k,
    Daniel Sebald,  Carsten Steger,
    Shigeharu Takeno,  Tom Tkacik,
    Jos Van der Woude, James R. Van Zandt,
    Alex Woo,  Johannes Zellner
:elines.