Let L1 : U V and L2 : V W be linear transformations, and let L = L2 L1 be the mapping
Chapter 4, Problem 16(choose chapter or problem)
Let L1 : U V and L2 : V W be linear transformations, and let L = L2 L1 be the mapping defined by L(u) = L2(L1(u)) for each u U. Show that L is a linear transformation mapping U into W. 1
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