I was amazed that my EE degree didn't required it. We had a rushed treatment as part of a required ODEs course, but I didn't really get it until I took a theory

I was amazed that my EE degree didn't required it. We had a rushed treatment as part of a required ODEs course, but I didn't really get it until I took a theory heavy course dedicated to the subject. It and probability both made my life a lot easier and are essential parts of my daily work.