Find the determinant of this cyclic P by cofactors of row 1. How many exchanges reorder
Chapter 4, Problem 4.3.40(choose chapter or problem)
Find the determinant of this cyclic P by cofactors of row 1. How many exchanges reorder 4, 1, 2, 3 into 1, 2, 3, 4? Is |P 2 | = +1 or 1? P = 0 0 0 1 1 0 0 0 0 1 0 0 0 0 1 0 P 2 = 0 0 1 0 0 0 0 1 1 0 0 0 0 1 0 0 = " 0 I I 0 #
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