Question

onto vs one to one linear algebra

Answer 1

I have a vague idea of what onto and one to one are but I don't know how exactly that relates to column/row span

Answer 2

Your asking for help or helping someone voca?

Answer 3

asking

Answer 4

Oh ok sorry have no clue if only hero was on

Answer 5

various googling has concluded that onto must have a pivot in every row of a reduced echelon form

Answer 6

so I did some research and apparently n > m is the only answer that guarantees onto (I think I understand why, kind of)

Answer 7

*guarantees one to one

Answer 8

it really doesn't help that these two names are so similar

Answer 9

oh well thanks ^^

Answer 10

aye
well one to one is bijective

Answer 11

it's easier to think about when talking about functions .-.