
linear algebra - if $T: V\to V$ and $ dim (KerT)+dim (ImT)=dimV
Mar 29, 2023 · But how can i proof that KerT ∩ ImT = {0} K e r T ∩ I m T = {0} or disprove it linear-algebra linear-transformations Share Cite
Finding $Im(T)$ and $Ker(T)$ of the following linear transformation
Let $$T:\\mathbb{R}^4\\to\\mathbb{R}^3$$ $$T(x,y,z,w)=(x-y+z-w,x+y,z+w)$$ I need to find $\\operatorname{Ker}(T),\\operatorname{Im}(T)$ and the basis of them and to ...
Finding the basis of ker (T) and im (T) - Mathematics Stack Exchange
Jul 19, 2021 · For the most part, you're correct. Part (a) is fairly straightforward; B:= {1, x,x2} B:= {1, x, x 2} is the standard basis we use for this space after all. You should probably verify that …
Find a basis for KerT and ImT (T is a linear transformation)
Jun 15, 2019 · I managed to find the basis and the dimension for ImT I m T pretty easily, however how do I formally prove the dimension and the basis for KerT K e r T?
V = ImT \\oplus \\ KerT - Mathematics Stack Exchange
Linear Tranformation that preserves Direct sum V = ImT ⊕ KerT V = I m T ⊕ K e r T Ask Question Asked 13 years ago Modified 13 years ago
Prove that $T^*$ is injective iff $ImT$ Is dense
Dec 21, 2014 · Let X,Y be two normed spaces, and T: X → Y T: X → Y a bounded linear operator. prove that the adjoint operator T∗ T ∗ (T∗f(x) = f(Tx) T ∗ f (x) = f (T x) is injective iff ImT I m T is …
real analysis - Why doesn't IMT hold for all compact sets ...
Apr 8, 2020 · 0 In my college's notes, it says for all compact sets, extreme value theorem holds but intermediate value theorem doesn't. I wonder why since I think the original proof of IMT for …
Find Base for ImT and KerT - Mathematics Stack Exchange
Linear Alegbra - Find Base for ImT and KerT Ask Question Asked 11 years, 2 months ago Modified 11 years, 2 months ago
Example of linear transformation on infinite dimensional vector …
May 22, 2018 · I haven't had much experience with infinite dimensional vector spaces, and I was working on a problem that asks to prove that for a finite dimensional vector space $V$, and …
SageMath: Orthogonal projection of - Mathematics Stack Exchange
Dec 13, 2024 · Now, my problem arises when I evaluate P_imT with specific values of a,b,c (in this case, the standard basis of C3 C 3) in order to obtain the columns of the projection matrix …