Dear Zhiwen, You can find the example files in an older version of Nektar++ https://gitlab.nektar.info/nektar/nektar/-/tree/v4.4.1/solvers/IncNavierStok... Cheers, Jacques ________________________________ From: nektar-users-bounces@imperial.ac.uk <nektar-users-bounces@imperial.ac.uk> on behalf of 秦志文 <d202380712@hust.edu.cn> Sent: 03 March 2025 13:07 To: nektar-users <nektar-users@imperial.ac.uk> Subject: [Nektar-users] pipe flow tutorial This email from d202380712@hust.edu.cn originates from outside Imperial. Do not click on links and attachments unless you recognise the sender. If you trust the sender, add them to your safe senders list<https://spam.ic.ac.uk/SpamConsole/Senders.aspx> to disable email stamping for this address. Dear all I am using naktar++ 5.3.0 for research and have seen the example of 'turbulent pipe flow' in the user guide, but I cannot find it in the installation package. Could you please provide it. regards ZhiWen Qin