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The information, the techniques and the software ("CONTENT") provided by this web site are for educational purposes only and should not be construed as a commitment by their author ("AUTHOR").

The CONTENT may include technical inadvertencies or typing errors.

The CONTENT can be changed anytime and without prior notice.

The AUTHOR does not assume any responsibility for any error or omission from the CONTENT.

The CONTENT is provided "AS IS", without warranty of any kind, express or implied, including but not limited to the warranties of merchantability, fitness for a particular purpose and noninfringment of third party rights. In no event shall the AUTHOR be liable for any claim, or any special indirect or consequential damages, or any damages whatsoever resulting from loss of use, data or profits, whether in an action of contract, negligence or other tortious action, arising out of or in connection with the use or performance of the CONTENT.

Permission to use, copy, distribute FREE OF CHARGE the CONTENT for any purpose is granted without fee by the AUTHOR at the condition that the name of with a link to the web site be clearly visible.

August 4, 2020