File: Gnuplot 6.1 copyright notice.

Copyright (C) 1986 - 1993, 1998, 2004, 2007 Thomas Williams, Colin Kelley
Copyright (C) 2004-2024 various authors

Permission to use, copy, and distribute this software and its documentation for any purpose with or without
fee is hereby granted, provided that the above copyright notice appear in all copies and that both that
copyright notice and this permission notice appear in supporting documentation.
Permission to modify the software is granted, but not the right to distribute the complete modified source
code. Modifications are to be distributed as patches to the released version. Permission to distribute binaries
produced by compiling modified sources is granted, provided you

1. distribute the corresponding source modifications from the
released version in the form of a patch file along with the binaries,

2. add special version identification to distinguish your version
in addition to the base release version number,

3. provide your name and address as the primary contact for the
support of your modified version, and

4. retain our contact information in regard to use of the base software.
Permission to distribute the released version of the source code along with corresponding source modifications
in the form of a patch file is granted with same provisions 2 through 4 for binary distributions.
This software is provided "as is" without express or implied warranty to the extent permitted by applicable
law.

AUTHORS
Original Software:
Thomas Williams, Colin Kelley.
Gnuplot 2.0 additions:
Russell Lang, Dave Kotz, John Campbell.
Gnuplot 3.0 additions:
Gershon Elber and many others.
Gnuplot 4.0 and subsequent releases:
See list of contributors at head of this document.
