source: git/doc/COPYING.texi

spielwiese
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1@comment -*-texinfo-*-
2@comment this file contains the copyright notice on Singular
3@ifclear VERSION
4@include version.texi
5@end ifclear
6
7@cindex copyright
8@cindex factory
9@cindex GMP
10@cindex NTL
11@cindex readline
12@cindex libfac
13@cindex surfex
14@cindex surfer
15@cindex gfanlib
16@cindex cdd
17@cindex cddlib
18@cindex libcdd
19@cindex graphviz
20@cindex normaliz
21
22@center @sc{Singular} version @value{VERSION}
23@center @uref{https://rptu.de/,,University of Kaiserslautern-Landau}
24@center @uref{https://mathrptu.de/,,Department of Mathematics} and  @uref{https://www.singular.uni-kl.de/zca/,,Centre for Computer Algebra}
25@center Authors: W. Decker, G.-M. Greuel, G. Pfister, H. Schoenemann
26
27@center Copyright @copyright{} 1986-@value{VERSION_DATE}
28@sp 2
29@center @strong{NOTICE}
30
31This program is free software; you can redistribute it and/or modify
32it under the terms of the GNU General Public License as published by
33the Free Software Foundation (version 2 or version 3 of the License).
34
35Some single files have a copyright given within the file:
36Singular/links/ndbm.* (BSD)
37
38The following software modules shipped with @sc{Singular} have their own copyright:
39the omalloc library, the readline library,
40the GNU Multiple Precision Library (GMP),
41NTL: A Library for doing Number Theory (NTL),
42Flint: Fast Library for Number Theory, the Singular-Factory library, the
43Singular-Factory library, the Singular-libfac library,
44surfex, and,
45for the Windows distributions, the Cygwin DLL and the Cygwin tools (Cygwin), and the
46XEmacs editor (XEmacs).
47
48Their copyrights and licenses can be found in the accompanying files COPYING
49which are distributed along with these packages.
50(Since version 3-0-3 of @sc{Singular}, all parts have GPL or LGPL
51as (one of) their licences.)
52
53This program is distributed in the hope that it will be useful,
54but WITHOUT ANY WARRANTY; without even the implied warranty of
55MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
56GNU General Public License for more details.
57
58You should have received a copy of the GNU General Public License
59along with this program; if not, write to the Free Software
60Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
61(see @uref{http://www.gnu.org/copyleft/gpl.html,,GPL})
62
63Please send any comments or bug reports to
64@email{singular@@mathematik.uni-kl.de}.
65
66If you want to be informed of new releases,
67please register as a @sc{Singular} user by
68sending an email to
69              @email{singular@@mathematik.uni-kl.de}
70with subject line @code{register} and body containing the following data:
71     your name, email address, organisation, country and platform(s).
72
73
74For information on how to cite @sc{Singular} see
75@*@uref{https://www.singular.uni-kl.de/index.php/how-to-cite-singular}.
76
77You can also support @sc{Singular} by informing us about
78your result obtained by using @sc{Singular}.
79
80@heading Availability
81
82The latest information regarding the status of @sc{Singular} is always
83available from @uref{https://www.singular.uni-kl.de}.
84@ifset singularmanual
85The program @sc{Singular} and the above mentioned parts are available via
86anonymous ftp through the following addresses:
87@table @asis
88@item GMP, libreadline
89@copyright{} Free Software Foundation
90@* @uref{https://gmplib.org}
91@item NTL
92@copyright{} Victor Shoup
93@* @uref{http://www.shoup.net/ntl}
94@item cdd (C implementation of the Double Description Method of Motzkin et al)
95@copyright{} Komei Fukuda
96@* @uref{http://www-oldurls.inf.ethz.ch/personal/fukudak/cdd_home/}
97@item FLINT
98@copyright{} Bill Hart, Sebastian Pancratz, Fredrik Johansson
99@* @uref{http://www.flintlib.org}
100@item gfanlib
101@copyright{} Anders Jensen
102@* @uref{https://users-math.au.dk/~jensen/software/gfan/gfan.html}
103@item Singular-Factory
104@copyright{} Gert-Martin Greuel/R@"udiger Stobbe/Martin Lee, University of Kaiserslautern:
105@* @uref{https://www.singular.uni-kl.de/ftp/pub/Math/Singular/Factory}
106@item Singular-libfac
107@copyright{}  Messollen, University of Saarbr@"ucken:
108@* @uref{ftp://jim.mathematik.uni-kl.de/pub/Math/Singular/Libfac/}
109@item @sc{Singular} binaries and sources
110@uref{ftp://jim.mathematik.uni-kl.de/pub/Math/Singular/} or via a
111WWW brow@-ser from
112@uref{https://www.singular.uni-kl.de/ftp/pub/Math/Singular/}
113@item Cygwin
114@uref{https://www.cygwin.com/}
115@item Xemacs
116@uref{https://www.xemacs.org}
117@end table
118Some external programs are optional:
119@table @asis
120@item 4ti2 (used by sing4ti2.lib, @pxref{sing4ti2_lib})
121@uref{https://4ti2.github.io}
122@item gfan (used by tropical.lib, @pxref{tropical_lib})
123@uref{https://users-math.au.dk/~jensen/software/gfan/gfan.html}
124@item graphviz (used by resgraph.lib, @pxref{resgraph_lib})
125@uref{https://www.graphviz.org/}
126@item normaliz (used by normaliz.lib, @pxref{normaliz_lib})
127@copyright{} Winfried Bruns and Bogdan Ichim
128@* @uref{https://www.normaliz.uni-osnabrueck.de}
129@item surf (used by surf.lib, @pxref{surf_lib})
130@copyright{} Stephan Endrass
131@* @uref{http://surf.sf.net}
132@item surfer (used by surf.lib, @pxref{surf_lib})
133@uref{https://imaginary.org/program/surfer}
134@item surfex (used by surfex.lib, @pxref{surfex_lib})
135@copyright{} Oliver Labs (2001-2008), Stephan Holzer (2004-2005)
136@* @uref{https://github.com/Singular/Singular/tree/spielwiese/Singular/LIB/surfex}
137@item TOPCOM (used by polymake.lib, @pxref{polymake_lib})
138@copyright{} J@"org Rambau
139@* @uref{http://www.rambau.wm.uni-bayreuth.de/TOPCOM/}
140@end table
141@end ifset
142
143@heading Acknowledgements
144
145The development of @sc{Singular} is directed and coordinated by
146Wolfram Decker, Gert-Martin Greuel, Gerhard Pfister, and Hans Sch@"onemann.
147
148@cindex Contributors
149@cindex Authors
150@cindex Decker, Wolfram
151@cindex Greuel, Gert-Martin
152@cindex Pfister, Gerhard
153@cindex Sch@"onemann, Hans
154
155Current devteams:
156Abdus Salam School of Mathematical Sciences in Lahore,
157BTU Cottbus,
158Center for Advanced Security Research Darmstadt (CASED),
159FU Berlin,
160Isfahan University of Technology,
161Mathematisches Forschunginstitut Oberwolfach,
162Oklahoma State University,
163RWTH Aachen,
164Universidad de Buenos Aires,
165Universit@'e de Versailles Saint-Quentin-en-Yvelines,
166University of G@"ottingen,
167University of Hannover,
168University of La Laguna
169and
170University of Valladolid.
171
172Current @sc{Singular} developers:
173Wolfram Decker,
174Gert-Martin Greuel,
175Gerhard Pfister,
176Hans Sch@"onemann,
177
178Shawki Al-Rashed,
179Daniel Andres,
180Mohamed Barakat,
181Isabel Bermejo,
182Muhammad Asan Binyamin,
183Ren@'e Birkner,
184Rocio Blanco,
185Xenia Bogomolec,
186Michael Brickenstein,
187Stanislav Bulygin,
188Antonio Campillo,
189Raza Choudery,
190Alexander Dreyer,
191Christian Eder,
192Santiago Encinas,
193Jose Ignacio Farran,
194Anne Fr@"uhbis-Kr@"uger,
195Rosa de Frutos,
196Eva Garcia-Llorente,
197Ignacio Garcia-Marco,
198Christian Haase,
199Amir Hashemi,
200Fernando Hernando,
201Bradford Hovinen,
202Nazeran Idress,
203Anders Jensen,
204Lars Kastner,
205Junaid Alan Khan,
206Kai Kr@"uger,
207Santiago Laplagne,
208Gr@'egoire Lecerf,
209Martin Lee,
210Viktor Levandovskyy,
211Benjamin Lorenz,
212Christoph Lossen,
213Thomas Markwig,
214Hannah Markwig,
215Irene Marquez,
216Bernd Martin,
217Edgar Martinez,
218Martin Monerjan,
219Francisco Monserrat,
220Oleksandr Motsak,
221Andreas Paffenholz,
222Maria Jesus Pisabarro,
223Diego Ruano,
224Afshan Sadiq,
225Kristina Schindelar,
226Mathias Schulze,
227Frank Seelisch,
228Andreas Steenpa@ss{},
229Stefan Steidel,
230Grischa Studzinski,
231Katharina Werner
232and
233Eva Zerz.
234
235Further contributions to @sc{Singular} have been made by:
236Martin Albrecht,
237Olaf Bachmann,
238Muhammad Ahsan Banyamin,
239Thomas Bauer,
240Thomas Bayer,
241Markus Becker,
242J. Boehm,
243Gergo Gyula Borus,
244Winfried Bruns,
245Fernando Hernando Carrillo,
246Victor Castellanos,
247Nadine Cremer,
248Michael Cuntz,
249Kai Dehmann,
250Christian Dingler,
251Marcin Dumnicki,
252Stephan Endra@ss{},
253Vladimir Gerdt,
254Philippe Gimenez,
255Christian Gorzel,
256Hubert Grassmann,
257Jan Hackfeld,
258Agnes Heydtmann,
259Dietmar Hillebrand,
260Tobias Hirsch,
261Markus Hochstetter,
262N. Idrees,
263Manuel Kauers,
264Simon King,
265Sebastian Jambor,
266Oliver Labs,
267Anen Lakhal,
268Martin Lamm,
269Francisco Javier Lobillo,
270Christoph Mang,
271Michael Me@ss{}ollen,
272Andrea Mindnich,
273Antonio Montes,
274Jorge Martin Morales,
275Thomas N@"u@ss{}ler,
276Wolfgang Neumann,
277Markus Perling,
278Wilfried Pohl,
279Adrian Popescu,
280Tetyana Povalyaeva,
281Carlos Rabelo,
282Philipp Renner,
283J.-J.Salazar-Gonzalez,
284Alfredo Sanchez-Navarro,
285Ivor Saynisch,
286Jens Schmidt,
287Thomas Siebert,
288Christof Soeger,
289Silke Spang,
290William Stein,
291R@"udiger Stobbe,
292Henrik Strohmayer,
293Christian Stussak,
294Imade Sulandra,
295Akira Suzuki,
296Christine Theis,
297Enrique Tobis,
298Alberto Vigneron-Tenorio,
299Moritz Wenk,
300Eric Westenberger,
301Tim Wichmann,
302Oliver Wienand,
303Denis Yanovich
304and
305Oleksandr Yena.
306
307The development of @sc{Singular} has been supported by
308    the Deutsche Forschungsgemeinschaft (DFG),
309    the Stiftung Rheinland-Pfalz f@"ur Innovation,
310    the Volkswagen Stiftung, and
311    the European Union.
312From 2010 to 2016, it was part of
313    the DFG Priority Project SPP 1489.
314It is currently funded by
315    the DFG transregional collaborative research centre (SFB-TRR) 195 Symbolic Tools in Mathematics and their Application
316and
317    the Europeans Unions Horizon 2020
318    research and innovation programme under grant agreement 676541.
319
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