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NEKG33 Mathematical methods for economists
Chapter 23
Matrix multiplication
Dot product
Matrix multiplication, dimension
Matrix multiplication, computation
Matrix multiplication, rules
Matrix multiplication: Problems
Problem: Input and output vectors
Problem: Input and output vectors
Problem: Matrix products
Problem: Matrix algebra
Problem: Matrix algebra
Problem: The distributive law for matrices
Problem: Matrix products
Problem: Idempotent matrices
Problem: Transpose matrix expressions
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Chapter 23
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Problem: Matrix products
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