Speakers: Gilbert Strang, Alan Edelman, Pavel Grinfeld, Michel Goemans Revered mathematics professor Gilbert Strang capped a 61-year career as a faculty member at MIT by delivering his final 18.06 Linear Algebra lecture before retiring at the age of 88. In addition to a brief review for the course final exam, the overflowing audience (both in person and on the live YouTube stream) heard recollections, appreciations, and congratulations from Prof. Strang’s colleagues and former students. A rousing standing ovation concluded this historic event. 0:00 - Seating 8:56 - Class start 10:05 - Alan Edelman's speech about Gilbert Strang 12:57 - Gilbert Strang's introduction 15:42 - Solving linear equations 30:42 - Visualization of four-dimensional space 31:37 - Nonzero Solutions 32:16 - Finding Solutions 34:19 - Elimination Process 41:05 - Introduction to Equations 42:26 - Finding Solutions 44:29 - Solution 1 47:42 - Rank of the Matrix 51:39 - In appreciation of Gilbert Strang 52:08 - Congratulations on retirement 52:38 - Personal experiences with Strang 55:01 - Life lessons learned from Strang 1:01:08 - Gil Strang's impact on math education 1:01:44 - Gil Strang's teaching style 1:02:20 - Gil Strang's legacy 1:03:23 - Congratulations to Gil Strang This video has been dubbed using an artificial voice via https://aloud.area120.google.com/ to increase accessibility. You can change the audio track language in the Settings menu. License: Creative Commons BY-NC-SA More information at https://ocw.mit.edu/terms More courses at https://ocw.mit.edu/ Support OCW at http://ow.ly/a1If50zVRlQ We encourage constructive comments and discussion on OCW’s YouTube and other social media channels. Personal attacks, hate speech, trolling, and inappropriate comments are not allowed and may be removed. More details at https://ocw.mit.edu/comments.