Calculus 3: Vector Calculus in 2D (24 of 39) What is the Unit Normal Vector?

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In this video I will explain and find the unit normal vector N(phi)=T(phi+pi)=? given the unit tangle vector T(phi)=cos(phi)i+sin(phi)j.

Next video in the series can be seen at:
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Very interesting! and it has applications on image processing to find the direction in which texture changes over the image!.
Looking forward to the next videos!

tetlleyplus
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since you're not too busy, Michel, could you please explain WHY the Wheels on the Bus go round and round? :D .. (just kidding ofcourse..) .. I"m trying to watch your latest videos... Somewhere there's a Hall of Fame for Instructors like you... Your catalog of VIDEOS is amazing... thank you for all the work you put into each and everyone of It's Memorial Weekend.. and between Spring Cleaning, yard work, and WATCHING THE LIVE VIDEO FEED of the Lava Flows in Hawaii.. well, I've been busy... Behold the power of Mother Nature and Volcanoes.... Have a nice weekend and Hi to your family and Better half.. .. (she's got a great sense of humor!!) See ya 1! .

ptyptypty
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sir is unit normal vector always pointing towards the origin (0, 0)

virunanadun
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Can you attack Hilbert space please which is by far the hardest ever subject in mathematics.
Thank you

karenkhezri