<p>I accidentally took an advanced ODE class before taking LinAl. I remember on the first day wondering “*** is an eigenvector?”. </p>
<p>This is what got me through Lin-Al though–the MIT OCW course (which as you know is a WONDERFUL supplemental tool to study anything)</p>
<p>[MIT</a> OpenCourseWare | Mathematics | 18.06 Linear Algebra, Spring 2005 | Home](<a href=“http://ocw.mit.edu/OcwWeb/Mathematics/18-06Spring-2005/CourseHome/index.htm]MIT”>http://ocw.mit.edu/OcwWeb/Mathematics/18-06Spring-2005/CourseHome/index.htm)</p>