There are more videos on this subject, also another playlists on different mathematical subjects on my youtube channel at; https://www.youtube.com/channel/UC_CwgOG-Yep1e8F9g9fH3vA/playlists
There are more videos on this subject, also another playlists on different mathematical subjects on my youtube channel at; https://www.youtube.com/channel/UC_CwgOG-Yep1e8F9g9fH3vA/playlists