1. phenoct liked this
  2. raginrayguns said: this is how it was defined in my colelge intro textbook
  3. keegsu liked this
  4. nostalgebraist reblogged this from official-kircheis and added:
    The “correct view” depends on the subject. In numerical linear algebra, for instance, your algorithm is handed matrices...
  5. maddeningscientist reblogged this from jadagul
  6. not-a-lizard liked this
  7. namelessdistribution reblogged this from namelessdistribution and added:
    Actually that class was just weird. It was 5 days with 1 hour lectures and here’s roughly how the schedule went from...
  8. namelessdistribution liked this
  9. malpollyon liked this
  10. theaudientvoid reblogged this from nostalgebraist and added:
    I learned that in undergrad (but upper-div) applied linear algebra, using the Strang textbook. That, and the fact that...
  11. discoursedrome liked this
  12. bulbous-oar liked this
  13. sigmaleph liked this
  14. more-whales liked this
  15. shacklesburst liked this
  16. ceruleanvulpine reblogged this from nostalgebraist and added:
    Huh, I’m taking linear now and they’ve pretty much hammered that into our heads - the, like, second thing we learned was...
  17. jadagul reblogged this from nostalgebraist and added:
    The difficult thing about teaching linear algebra (he says, procrastinating from writing the last week of notes for the...
  18. maddeningscientist said: axler’s linear algebra done right (which is *my* favorite linalg book (that i’ve read so far)) points this out while defining matrices iirc
  19. house-carpenter reblogged this from liskantope and added:
    I picked up the “Av is a linear combination of the columns of A” thing during my undergrad linear algebra education,...
  20. more-whales reblogged this from nostalgebraist and added:
    I don’t actually remember whether this was part of how I originally learned it, but this is (among many reasons) why I...
  21. official-kircheis reblogged this from nostalgebraist and added:
    Eh the correct view of the entries of a matrix is through Hom(V) \simeq V^* \otimes V. The ik-component corresponds to...
  22. liskantope reblogged this from nostalgebraist and added:
    I’m pretty sure this is exactly what I taught my linear algebra students in order to characterize properties like...
  23. snarp liked this
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  27. ordinalitis said: This is literally amazingly unknown. I learned it in my high school linear algebra class and when a lot of people around me complain about linear algebra and im like “but thats like… the easiest mathematic. Everything makes sense.” Im pretty sure this is partly the reason