Professors and students alike praised math professor Gilbert Strang for his contributions last week. One social media user said his book "Introduction to Applied Mathematics" is a masterpiece.

Teacher Appreciation Week: Third-grade teacher reads to new class while skydiving This article originally appeared on USA TODAY: MIT linear algebra professor Gil Strang's last lecture gets ovation ...

Gilbert Strang’s linear algebra lectures, from M.I.T., are among the most watched courses on the Web.