annotate doc/interpreter/preface.txi @ 14199:0b0161e56f5a stable

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author John W. Eaton <jwe@octave.org>
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1 @c Copyright (C) 1996-2012 John W. Eaton
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2 @c
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3 @c This file is part of Octave.
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4 @c
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5 @c Octave is free software; you can redistribute it and/or modify it
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6 @c under the terms of the GNU General Public License as published by the
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7 @c Free Software Foundation; either version 3 of the License, or (at
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8 @c your option) any later version.
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9 @c
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10 @c Octave is distributed in the hope that it will be useful, but WITHOUT
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11 @c ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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12 @c FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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13 @c for more details.
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14 @c
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15 @c You should have received a copy of the GNU General Public License
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16 @c along with Octave; see the file COPYING. If not, see
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17 @c <http://www.gnu.org/licenses/>.
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18
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19 @ifclear AUTHORSONLY
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20 @node Preface
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21 @unnumbered Preface
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22 @cindex contributors
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23 @cindex history
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24
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25 Octave was originally intended to be companion software for an
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26 undergraduate-level textbook on chemical reactor design being written by
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27 James B. Rawlings of the University of Wisconsin-Madison and John
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28 G. Ekerdt of the University of Texas.
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29
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30 Clearly, Octave is now much more than just another `courseware' package
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31 with limited utility beyond the classroom. Although our initial goals
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32 were somewhat vague, we knew that we wanted to create something that
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33 would enable students to solve realistic problems, and that they could
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34 use for many things other than chemical reactor design problems.
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35 We find that most students pick up the basics of Octave quickly, and are
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36 using it confidently in just a few hours.
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37
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38 Although it was originally intended to be used to teach reactor design,
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39 it has been used in several other undergraduate and graduate
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40 courses in the Chemical Engineering Department at the University of
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41 Texas, and the math department at the University of Texas has been using
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42 it for teaching differential equations and linear algebra as well.
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43 More recently, Octave has been used as the primary computational tool
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44 for teaching Stanford's online Machine Learning class
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45 (@url{ml-class.org}) taught by Andrew Ng. Tens of thousands of students
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46 participated in the course.
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47
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48 If you find Octave useful, please let us know. We are always interested
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49 to find out how Octave is being used.
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50
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51 Virtually everyone thinks that the name Octave has something to do with
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52 music, but it is actually the name of one of John W. Eaton's former
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53 professors who wrote a famous textbook on chemical reaction engineering,
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54 and who was also well known for his ability to do quick `back of the
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55 envelope' calculations. We hope that this software will make it
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56 possible for many people to do more ambitious computations just as
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57 easily.
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58
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59 Everyone is encouraged to share this software with others under the
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60 terms of the GNU General Public License (@pxref{Copying}). You are
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61 also encouraged to help make Octave more useful by writing and
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62 contributing additional functions for it, and by reporting any problems
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63 you may have.
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64
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65 @menu
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66 * Acknowledgements::
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67 * How You Can Contribute to Octave::
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68 * Distribution::
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69 @end menu
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70
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71 @node Acknowledgements
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72 @unnumberedsec Acknowledgements
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73 @cindex acknowledgements
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74 @end ifclear
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75
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76 Many people have contributed to Octave's development. The
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77 following people have helped code parts of Octave or aided in
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78 various other ways (listed alphabetically).
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79
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80 @include contributors.texi
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81
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82 @ifclear AUTHORSONLY
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83 Special thanks to the following people and organizations for
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84 supporting the development of Octave:
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85
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86 @itemize @bullet
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87 @item
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88 The United States Department of Energy, through grant number
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89 DE-FG02-04ER25635.
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90
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91 @item
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92 Ashok Krishnamurthy, David Hudak, Juan Carlos Chaves, and Stanley
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93 C. Ahalt of the Ohio Supercomputer Center.
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94
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95 @item
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96 The National Science Foundation, through grant numbers CTS-0105360,
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97 CTS-9708497, CTS-9311420, CTS-8957123, and CNS-0540147.
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98
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99 @item
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100 The industrial members of the Texas-Wisconsin Modeling and Control
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101 Consortium (@uref{http://www.che.utexas.edu/twmcc, TWMCC}).
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102
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103 @item
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104 The Paul A. Elfers Endowed Chair in Chemical Engineering at the
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105 University of Wisconsin-Madison.
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106
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107 @item
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108 Digital Equipment Corporation, for an equipment grant as part of their
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109 External Research Program.
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110
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111 @item
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112 Sun Microsystems, Inc., for an Academic Equipment grant.
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113
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114 @item
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115 International Business Machines, Inc., for providing equipment as part
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116 of a grant to the University of Texas College of Engineering.
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117
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118 @item
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119 Texaco Chemical Company, for providing funding to continue the
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120 development of this software.
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121
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122 @item
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123 The University of Texas College of Engineering, for providing a
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124 Challenge for Excellence Research Supplement, and for providing an
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125 Academic Development Funds grant.
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126
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127 @item
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128 The State of Texas, for providing funding through the Texas
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129 Advanced Technology Program under Grant No. 003658-078.
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130
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131 @item
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132 Noel Bell, Senior Engineer, Texaco Chemical Company, Austin Texas.
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133
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134 @item
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135 John A. Turner, Group Leader, Continuum Dynamics (CCS-2), Los Alamos
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136 National Laboratory, for registering the @url{octave.org} domain name.
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137
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138 @item
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139 James B. Rawlings, Professor, University of Wisconsin-Madison,
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140 Department of Chemical and Biological Engineering.
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141
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142 @item
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143 Richard Stallman, for writing GNU.
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144 @end itemize
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145
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146 This project would not have been possible without the GNU software used
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147 in and to produce Octave.
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148
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149 @node How You Can Contribute to Octave
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150 @unnumberedsec How You Can Contribute to Octave
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151 @cindex contributing to Octave
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152 @cindex funding Octave development
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153
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154 There are a number of ways that you can contribute to help make Octave a
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155 better system. Perhaps the most important way to contribute is to write
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156 high-quality code for solving new problems, and to make your code freely
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157 available for others to use. @xref{Contributing Guidelines}, for detailed
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158 information on contributing new code.
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159
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160 If you find Octave useful, consider providing additional funding to
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161 continue its development. Even a modest amount of additional funding
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162 could make a significant difference in the amount of time that is
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163 available for development and support.
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164
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165 Donations supporting Octave development may be made on the web at
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166 @url{https://my.fsf.org/donate/working-together/octave}. These
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167 donations also help to support the Free Software Foundation
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168
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169 If you'd prefer to pay by check or money order, you can do so by sending
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170 a check to the FSF at the following address:
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171
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172 @quotation
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173 Free Software Foundation@*
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174 51 Franklin Street, Suite 500@*
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175 Boston, MA 02110-1335@*
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176 USA
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177 @end quotation
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178
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179 @noindent
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180 If you pay by check, please be sure to write ``GNU Octave'' in the memo
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181 field of your check.
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182
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183 If you cannot provide funding or contribute code, you can still help
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184 make Octave better and more reliable by reporting any bugs you find and
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185 by offering suggestions for ways to improve Octave. @xref{Trouble}, for
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186 tips on how to write useful bug reports.
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187
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188 @node Distribution
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189 @unnumberedsec Distribution
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190 @cindex distribution of Octave
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191
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192 Octave is @dfn{free} software. This means that everyone is free to
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193 use it and free to redistribute it on certain conditions. Octave
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194 is not, however, in the public domain. It is copyrighted and there are
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195 restrictions on its distribution, but the restrictions are designed to
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196 ensure that others will have the same freedom to use and redistribute
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197 Octave that you have. The precise conditions can be found in the
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198 GNU General Public License that comes with Octave and that also appears
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199 in @ref{Copying}.
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200
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201 To download a copy of Octave, please visit
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202 @url{http://www.octave.org/download.html}.
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203
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204 @end ifclear