Linear Approximation/Newton's Method

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MIT OpenCourseWare

MIT OpenCourseWare

Күн бұрын

Linear Approximation/Newton's Method
Instructor: Gilbert Strang
ocw.mit.edu/highlights-of-calc...
License: Creative Commons BY-NC-SA
More information at ocw.mit.edu/terms
More courses at ocw.mit.edu

Пікірлер: 75
@jagdeepshergill91
@jagdeepshergill91 11 жыл бұрын
A true instructor who teaches with love and kindness. One who cares that his student is getting the best! Salute you good sir!
@Deuterium52
@Deuterium52 9 жыл бұрын
The way he connected the linear approximation of e^.01 to the power series representation of e^x was brilliant! Its something that's so obvious but very easy to overlook.
@Beastw1ck
@Beastw1ck 10 жыл бұрын
An excellent instructor who helps you get the true concept behind the formula. Thanks so much for this video.
@anoushehabbas-nejad9869
@anoushehabbas-nejad9869 8 жыл бұрын
awsome! wish I had discovered prof. Strang some 20 plus yrs ago! as my daughter says: "there is no bad studen, there are bad teachers", my greatest congrats to Gilbert Strang, who masters how to engage the students! He spells out for every body what the better students recite on their own.
@antonbashkin6706
@antonbashkin6706 Жыл бұрын
Another banger, it’s incredible how much knowledge this man packs using such simple examples
@freeeagle6074
@freeeagle6074 2 жыл бұрын
For a student, the key to learning is motivation the key to which is pleasure from learning. Professor Strang shows us the pleasure of learning every second. From that we've got motivation which keeps us going on learning.
@x2Ice2x
@x2Ice2x 2 жыл бұрын
This is the most brilliantly simplified lecture I've seen on math so far, and it perfectly retains all the necessary information in an easy to understand way.
@matthewfountain2721
@matthewfountain2721 Жыл бұрын
This lecturer's explanation is so much more intuitive than other Newton-Raphson videos I have seen. Thank you.
@jacoboribilik3253
@jacoboribilik3253 4 жыл бұрын
Newton's method is one of the most beautiful root-finding algorithms out there. It is a pity it doesnt always converge to the value because it depends on the function and the first guess you take.
@9BoStOnGeOrGe
@9BoStOnGeOrGe 9 жыл бұрын
MIT has nice chalk.
@funcisco
@funcisco 8 жыл бұрын
+9BoStOnGeOrGe It is Hagoromo chalk. No wrong theorem can be proven with that chalk. Unfortunately, the company that makes the chalk is going out of business. (Cf. www.independent.co.uk/life-style/gadgets-and-tech/news/hagoromo-chalk-why-the-demise-of-a-japanese-company-is-a-blow-to-mathematics-10326313.html)
@splabbity
@splabbity 7 жыл бұрын
The sliding multi-paneled chalkboards are also pretty amazing.
@sean9878
@sean9878 5 жыл бұрын
Lmao
@sean9878
@sean9878 5 жыл бұрын
Sidewalk chalk. We have that in multiple colors. Lol jk
@TheHNIC53
@TheHNIC53 11 жыл бұрын
You're awesome. This is what my teacher tried to teach in three or more hours and failed to do. I got a much better idea now. THANK YOU!
@peon3715
@peon3715 3 жыл бұрын
He solved me 3 doubts I had without asking, just amazing!
@adilyusuf3510
@adilyusuf3510 9 жыл бұрын
5:50 "Newton and then somebody named 'Raphson.' " Lol
@thetedmang
@thetedmang 6 жыл бұрын
Lol'd so hard I had to pause the video
@gartyqam
@gartyqam 3 жыл бұрын
i didnt laugh at all. it wasnt that funny
@whatsupwithit
@whatsupwithit Жыл бұрын
was looking for this comment lol. He did went on to say somebody named 'Raphson' haha
@sharathkumar1133
@sharathkumar1133 4 жыл бұрын
I have never seen a teacher like you. Thank you sir.
@georgesadler7830
@georgesadler7830 3 жыл бұрын
The Newton /Raphson method is a great way to solve nonlinear equations. Once again DR. Strang thank you for a solid input into Newton/Raphson and the Linear Approximation method.
@floresamor4146
@floresamor4146 10 жыл бұрын
He is so adorable! I love his passion for math... this video has helped me so much!
@SmileWidePro
@SmileWidePro 11 жыл бұрын
It just occurred to me a degree from a place like MIT simply means that you may have better grades because your instructors we're better and learning was facilitated by genius. Doing well in a less impressive school may actually be more impressive if it is only less impressive not because of the expectations of learning by because of the facilitations of learning. Doing well in a less impressive school shows a great improvement of self efficacy or that you don't have money.
@peteyiu
@peteyiu 2 жыл бұрын
a wonderful professor. what a joy to have found this video.
@YouUndeground
@YouUndeground 4 жыл бұрын
Great explanation! Thank you, Strang :)
@user-ze2ju3rm7u
@user-ze2ju3rm7u 2 жыл бұрын
Respect to Prof.Gilbert Strang. Been watching his linear algebra too.
@javidreyaz2961
@javidreyaz2961 10 жыл бұрын
Thank you Professor and thank you MIT.
@yasmine8744
@yasmine8744 6 жыл бұрын
AMAZING PROFF!!
@bferi
@bferi 3 жыл бұрын
Crystal clear, thank you very much!
@bosepukur
@bosepukur 4 жыл бұрын
such a wonderful teacher
@OriginalFreeThinker
@OriginalFreeThinker 6 жыл бұрын
Brilliant. Thank you so much.
@Nestorghh
@Nestorghh 11 жыл бұрын
sweet!!! Gilbert you're the best.
@CatsBirds2010
@CatsBirds2010 7 жыл бұрын
What a teacher!
@hejustleft
@hejustleft 4 жыл бұрын
It's astounding how much influence "fig newtons" - which I buy for $1,78 per pound has had to this day.
@Ashley_Mariee
@Ashley_Mariee Жыл бұрын
what a professor!!! thank you!!
@juniomoreiramatemati
@juniomoreiramatemati 3 жыл бұрын
It's simply amazing
@elamvaluthis7268
@elamvaluthis7268 3 жыл бұрын
Superb I understood well thank you sir.
@richardthomas3577
@richardthomas3577 9 ай бұрын
incredible! thank you so much!
@_SeaH0rse
@_SeaH0rse 6 жыл бұрын
Gilbert Strang is a teacher!!! A lot of the other explanations on youtube and some books are so confusing
@nathandaniel5451
@nathandaniel5451 6 жыл бұрын
A really good teacher, check out his linear algebra videros on OCW. They are amazing, I've even picked up his textbook "Introduction to Linear Algebra" It's amazing especially alongside his lectures.
@somtoonyekwelu6967
@somtoonyekwelu6967 Жыл бұрын
A Classic Class.
@Oneeightseven6
@Oneeightseven6 6 жыл бұрын
Man he is good!!
@debarshimajumder9249
@debarshimajumder9249 6 жыл бұрын
"FOLLOW THE LINE" GREAT
@mdshamsulalam4647
@mdshamsulalam4647 Жыл бұрын
thank you so much professor
@alex82446
@alex82446 6 жыл бұрын
Very entertaining teacher and very well explained!. Is this level undergraduate or graduate?
@sharanharsoor
@sharanharsoor 7 жыл бұрын
just too good. thank you :)
@hanymahdy2339
@hanymahdy2339 9 жыл бұрын
Brilliant !!
@yazanatrash
@yazanatrash 6 жыл бұрын
thank you
@serden8804
@serden8804 5 жыл бұрын
it is exactly mathematical show. Thanks to big ball Gilbert Strang
@aashsyed1277
@aashsyed1277 3 жыл бұрын
a length of 31:41 aka 3141 aka 3.141 aka 2+sqr(2)
@KailashBP
@KailashBP 5 жыл бұрын
Solving for e^0.01 using Newton Ralphson gives -1?
@yuankunzhu7230
@yuankunzhu7230 8 ай бұрын
Amazing!🥰
@comic4relief
@comic4relief 6 жыл бұрын
2.759 x10^-12
@forheuristiclifeksh7836
@forheuristiclifeksh7836 2 күн бұрын
6:01 Linear approximation..Newton’s method
@zilanliu4473
@zilanliu4473 5 жыл бұрын
great!
@arlenestanton9955
@arlenestanton9955 6 ай бұрын
The error in the second newton example is .000083
@nithinthomas7557
@nithinthomas7557 6 жыл бұрын
16:51 But curves are hard to follow :)
@nikhilverma6457
@nikhilverma6457 2 жыл бұрын
Insightful lecture indeed! Can anyone please let me know how close is close enough for such approximation? Is it good to keep |x-a|
@Unknowledgeable1
@Unknowledgeable1 2 жыл бұрын
Keep it
@martinadolfodelapena5063
@martinadolfodelapena5063 8 жыл бұрын
Amazing! :)
@lunardust201
@lunardust201 7 жыл бұрын
so, am I correct - linear approximation, all you are really doing is taking a point and multiplying by the slope of a known point. That seems pretty straightforward. And the slope for a curve is the derivative. But ya..you are just taking a short line and multiplying by slope. Doesn't seem very difficult
@jacoboribilik3253
@jacoboribilik3253 4 жыл бұрын
It is not difficult. The problem is the sequence of values doesnt always converge to the root.
@rafikzorrik7000
@rafikzorrik7000 2 жыл бұрын
432?432?"12?24
@melancolicodeprofesion5695
@melancolicodeprofesion5695 2 жыл бұрын
entendí casi todooo 😭
@67lomeli
@67lomeli 8 жыл бұрын
This is a very simple topic-but presented in a way that is too complex and confusing.
@Trosenses
@Trosenses 8 жыл бұрын
+Luis Lomeli Probably because some people just want to know all the details. I mean, of course some people might want a more basic approach when learning things, but me for instance, I want to know lots of itty bitty details about it so i can have a concrete idea about it.
@Trosenses
@Trosenses 8 жыл бұрын
+Luis Lomeli Probably because some people just want to know all the details. I mean, of course some people might want a more basic approach when learning things, but me for instance, I want to know lots of itty bitty details about it so i can have a concrete idea about it.
@mathlover2299
@mathlover2299 8 жыл бұрын
Nothing was confusing. And these are the highlights of Calculus.
@justrinat2207
@justrinat2207 6 жыл бұрын
Yeah I find the geometric look at this to be a lot more intuitive, he started off looking at it from the algebraic standpoint and I had to concentrate to follow.
@dilaravefaayyldz8647
@dilaravefaayyldz8647 Жыл бұрын
@Raccoonpolice99
@Raccoonpolice99 11 жыл бұрын
Well beggers can't be choosers if you get into a iffy/shitty school.
@Clem000
@Clem000 7 жыл бұрын
He thicc
@blessn100
@blessn100 11 жыл бұрын
unless ur a genius urself the tutelage of a genius will be fruitless. i think the idea is u r of hi intellect u get into MIT , where u r exposed to a genius level of difficulty. So if u pass, ur a genius
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