Transcript
osEADxaIKIc • Gilbert Strang: Linear Algebra vs Calculus
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Kind: captions Language: en so planes in these multi-dimensional spaces how how difficult of an idea is that to to come to do you think if you if you look back in time yeah I think mathematically it makes sense but I don't know if it's intuitive for us to imagine just what we're talking about feels like calculus is easier to aisi into it well calculator I have to admit calculus came earlier earlier than linear algebra so Newton and Leibniz were the great men to understand the key ideas of calculus but linear algebra to me is like okay it's the starting point cuz it's all about flat things calculus has got all the complications of calculus come from the curves the bending this is a curved surfaces linear algebra the surfaces are all flat nothing bends in linear algebra so it should have come first but it didn't and calculus also comes first in in high school classes in in college class it'll be freshman math I'll be calculus and then I say enough of it like okay get to get to the good stuff and that you think linear algebra should come first well it really yeah I'm okay with it not coming first but it should yeah it should it's simpler because everything is flat yeah everything's flat of course for that reason your calculus sort of sticks to one dimension or so or eventually you do multivariate but that basically means two dimensions linear algebra you take off into ten dimensions no problem it just feels scary and dangerous to go beyond two dimensions well that's all if everything is flat you can't go wrong you