Let L : V W be a linear transformation, and let T be a subspace of W. The inverse image
Chapter 4, Problem 20(choose chapter or problem)
Let L : V W be a linear transformation, and let T be a subspace of W. The inverse image of T , denoted L1(T ), is defined by L1(T ) = {v V | L(v) T } Show that L1(T ) is a subspace of V. 2
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