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In this video, we learn about the "null space" of a matrix, which is a subspace of R^m associated with any n x m matrix. Textbook: https://webspace.ship.edu/jehamb/ela/ Playlist: https://www.youtube.com/playlist?list=PLNr8B4XHL5kGwxiRYcUW3dCQGuA09d3xO Lecture 8 - Span: https://youtu.be/uPHHti_qlIU?si=S3ILqREHm0KyiJCQ Lecture 10 - Homogeneous Linear Systems: https://youtu.be/RlJ_HpTpUaU?si=nfc5bm5JLwFWHJZk If you are an instructor, contact me for more information about the over 300 online homework problems that I have created for the free MyOpenMath platform (https://www.myopenmath.com). If you are a student interested in learning more and working on practice problems, you can enroll in the Elementary Linear Algebra self-study course on MyOpenMath. Go to https://www.myopenmath.com, and click "Student Self Study" at the top of the page. Follow the instructions to create a student account and enroll in the course.
