Gnu Octave Manual

This manual is the definitive guide to GNU Octave, an interactive environment for numerical computation.
GNU Octave provides a convenient command-line interface for solving linear and nonlinear problems using vectors and matrices. Its language will be immediately familiar to users of other matrix environments.
GNU Octave is free software --- the complete source code is available under the terms of the GNU General Public License (GPL). All the money raised from the sale of this book supports the development of free software. For each copy sold $1 will be donated to the GNU Octave Development Fund.