solve the system Ax b using the givenfactorization A PTLU. Because PPT I, PTLUx b canbe
Chapter 3, Problem 3.4.27(choose chapter or problem)
solve the system Ax b using the givenfactorization A PTLU. Because PPT I, PTLUx b canbe rewritten as LUx Pb. This system can then be solvedusing the method of Example 3.34.
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