Recent content by malexj93

Thanks, that's what I was looking for. I didn't know there was a theorem for that.

Hello, I'm not sure if this should go under the HW/CW section, since it's not really a homework question, just a curiosity about certain kinds of functions. My specific question is this: If M: U→V is injective and dim(U)=dim(V), does that imply that M is surjective (and therefore...