Let $T \in L(V,W)$ . Define $T^* : W \to V$ by $$\langle T^*w,v\rangle = \langle w,Tv\rangle$$
is it true that $\dim \operatorname{Range}(T^*) = \dim \operatorname{Range}(T)$ ?
Here all the vector spaces are finite dimensional
Let $T \in L(V,W)$ . Define $T^* : W \to V$ by $$\langle T^*w,v\rangle = \langle w,Tv\rangle$$
is it true that $\dim \operatorname{Range}(T^*) = \dim \operatorname{Range}(T)$ ?
Here all the vector spaces are finite dimensional
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