A collection of 240 inequality constrained plus 61 bound constrained test problems for black-box integer programming. Available in: Matlab
Copyright (C) 2018 - G. Liuzzi, S. Lucidi, F. Rinaldi

GNU GPL license

This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program. If not, see http://www.gnu.org/licenses/

Relevant Publications

G.Liuzzi, S.Lucidi, F.Rinaldi. An algorithmic framework based on primitive directionsand nonmonotone line searches for black-box optimizationproblems with integer variables, Mathematical Programming Computation, (2020) DOI:10.1007/s12532-020-00182-7

---

A derivative-free algorithm for mixed integer constrained black-box problems using dense and primitive directions Available in: Python
Copyright (C) 2021 - T. Giovannelli, G. Liuzzi, S. Lucidi, F. Rinaldi

GNU GPL license

This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program. If not, see http://www.gnu.org/licenses/

Relevant Publications

T. Giovannelli, G.Liuzzi, S. Lucidi, F. Rinaldi (2021). Derivative-free methods for mixed-integer nonsmooth constrained optimization. Pre-print available at https://arxiv.org/abs/2107.00601

---

An algorithm for black-box inequality and box constrained Integer Nonlinear programming problems (The python version of the code has been kindly provided by D.M. Pinto and F.Dominici). Available in: Matlab; Python
Copyright (C) 2018 - G. Liuzzi, S.Lucidi, F. Rinaldi

GNU GPL license

This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program. If not, see http://www.gnu.org/licenses/

Relevant Publications

G.Liuzzi, S.Lucidi, F.Rinaldi. An algorithmic framework based on primitive directionsand nonmonotone line searches for black-box optimizationproblems with integer variables, Mathematical Programming Computation, (2020) DOI:10.1007/s12532-020-00182-7

---

A derivative-free Linesearch program for Mixed Integer constrained nonlinear programming problems. Available in: Fortran90
Copyright (C) 2011 - G. Liuzzi, S.Lucidi, F. Rinaldi

GNU GPL license

This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program. If not, see http://www.gnu.org/licenses/

Relevant Publications

G.Liuzzi, S.Lucidi, F.Rinaldi. Derivative-Free Methods for Mixed-Integer Constrained Optimization Problems, Journal of Optimization Theory and Applications, 164(3): 933-965 (2015) DOI: 10.1007/s10957-014-0617-4

---

A derivative-free Linesearch program for Mixed Integer bound constrained optimization problems. Available in: Matlab; Fortran90
Copyright (C) 2011 - G. Liuzzi, S.Lucidi, F. Rinaldi

GNU GPL license

This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program. If not, see http://www.gnu.org/licenses/

Relevant Publications

G.Liuzzi, S.Lucidi, F.Rinaldi. Derivative-free methods for bound constrained mixed-integer optimization, Computational Optimization and Applications, 53(2): 505-526 (2012) DOI: 10.1007/s10589-011-9405-3

---