Legal Information

Contact (Impressum)

German Impressum according to German law, explicitly the German Telemedia Act (Telemediengesetz, TMG) and the Interstate Agreement on Broadcasting (Rundfunkstaatsvertrag, RStV): This Website is operated and administrated by

Dr. Holger Marschall 
Potsdamer Straße 54
D-64372 Ober-Ramstadt
Tel.: +49 (0)171 4026491
E-Mail: This email address is being protected from spambots. You need JavaScript enabled to view it.

This website is the personal blog and portfolio showcase of its owner. It is not a commercial website. Should you have any questions or suggestions about the content, please contact me !

Website Policies and Terms of Use

These terms of use apply to everyone who uses this website. Please read the following Website Policies and Terms of Use carefully. By any use of (i.e., in the broadest sense, including, but not limited to, the acts of using, accessing, receiving, browsing, downloading from, and uploading to) this site, you acknowledge that you have read the terms of use and agreed to them. In case you do not want to be bound by the website policies and terms of use, do not use this website and do not use any information provided on this website.

These terms are governed by the laws of the Federal Republic of Germany, explicitly the Telemedia Act (Telemediengesetz - TMG). You expressly agree that the jurisdiction for any claim or action arising out of or relating to these website policies and terms of use shall be filed only in the state or federal courts located in Frankfurt a.M., Germany, and you further agree and submit to the exercise of personal jurisdiction of such courts for the purposes of litigating such claim or action. Use of this website is unauthorised in any jurisdiction that does not give effect to all provisions of these terms, including without limitation this paragraph.

For your convenience the remainder of these terms is structured in sections: Privacy Policy, Copyright Notice, Trademark Notice, Disclaimer and Legal Validity.

Privacy Policy


Like most modern websites, this website sets a cookie when you visit it. A cookie is a small file which enables a website to function in a more sophisticated way than it otherwise could without them.

The European Union E-Privacy Directive requires all websites operating in the EU to inform users about cookies and to obtain their consent to set cookies. Upon arrival at this website you can decline to this website's use of cookies by navigating away from the site using the back button on your browser, or by simply closing the page. By continuing to browse this website you are consenting to the use of cookies by this website.

You may decline to browse this site or you may switch off cookies in your browser preferences. However, this may effect the operation of some websites including this website.

If you do allow cookies to be used by this website, an example of the kind of cookie file that might be stored in your browser would be a file that reminds this website that you have Javascript installed in your browser and this website can then offer functionality that depends on Javascript.

Website Analytics

This website uses standard website analytics software to understand and collate anonymous information about visitors in order to better understand its audience and how vistors interact with this website. In addition, this anonymous visitor data enables the publisher to provide the most relevant content to users.

The analytics software on this website will not track the visits across websites, of those users who have activated the "Do Not Track" setting in their browser's preferences. The "Do Not Track" option is a universal opt-out preference that allows users to specify their preference to compliant websites through their browser's settings. You can find out more here:

Automatic Processing of Personal Data

Visitors to this website may contact the owner through the contact form here: Contact.

When you use this contact form, the personal data you submit are stored on the website and server, and may be transmitted to the recipient via Email. This data is generally in the form of contact details such as name and Email address, together with the contents of the message submitted.

In accordance with the Federal Data Protection Act, you have the right to access and rectify information concerning you, that you can exercise by contacting the website owner directly (see above Impressum).

Copyright Notice

This website and its content is copyright of the website's owner  - © Copyright 2013 Holger Marschall. All rights reserved.

You may not transmit, reproduce, edit or otherwise distribute the photos, artwork, graphics, code, files and images contained herein. All content provided on this website, unless otherwise stated, is the property of  its owner. In this respect, the content of this website is provided herein for information purposes only. You may not, except with the express written permission of Holger Marschall (see above Impressum), distribute or commercially exploit the content. Nor may you transmit it or store it in any other website or other form of electronic retrieval system. Your permitted use of the content herein is limited solely to the purpose of viewing this website on your personal computer or device.

Trademark Notice

All trademarks and brands mentioned on this website and possibly protected by third party rights shall be unreservedly and without restriction subject to the provisions of the respective, valid trademark and licensing laws, as well as the property and ownership rights of the respective, registered beneficiaries. The mere mention of a trademark or brand shall not allow the conclusion to be drawn that it is not protected by third party rights! No licenses or other rights in or to such brands and/or trademarks are granted to You by these Terms. 

In particular, OpenFOAM® is produced by ESI Group and is freely available and open source, licensed under the GNU General Public Licence. OpenFOAM® is a registered trademark of ESI Group.

Should, despite careful checks, third party rights be violated, please contact me (see above Imprint) so that any possible errors can be eliminated immediately.


Information and content on this website may take the form, amongst others, of blog, comment, guidance, advice and/or explanation of any subject matter including Computational Fluid Dynamics, Numerical Methods and the C++ Programming Language (incl. OpenFOAM® Technology) and related subject matter, which might relate to, or make reference to, to a wider range of subjects.

In this regard, such information and content as presented on this website is solely the opinion of the author and should not be interpreted as anything other than the author's opinion. As such, the information contained in this website is for general information purposes only. The information is provided by myself, Holger Marschall (see above Impressum), and while I endeavour to keep the information up to date and correct, I make no representations or warranties of any kind, express or implied, about the completeness, accuracy, reliability, suitability or availability with respect to the website or the information, products, services, images or related graphics contained on the website for any purpose. Any reliance you place on such information is therefore strictly at your own risk.

In no event will I be liable for any loss or damage including without limitation, indirect or consequential loss or damage, or any loss or damage whatsoever arising from loss of data or profits arising out of, or in connection with, the use of this website.

Through this website you are able to visit other websites through hyperlinks. I have no control over the content and availability of those sites. The inclusion of any hyperlinks shall not necessarily imply a recommendation or endorsement.

Every effort is made to keep the website up and running smoothly. However, I take no responsibility for, and will not be liable for, the website being temporarily unavailable due to downtime, maintenance or technical issues beyond my control.

By using this website and the information contained herein, you agree to do so for information purposes only, at arms-length principle and solely at your own risk.

Legal Validity

These Terms of Use are to be regarded as part of this website. If sections or individual terms of this part are not legal or correct, the content of the other parts remain uninfluenced by this fact.


Holger Marschall