Modify the user-defined function GaussPivot in Program 4-2(Example 4-3) such that in each step of the elimination the pivotrow is switched with the row that has a pivot element with thelargest absolute numerical value. For the function name andarguments use x = GaussPivotLarge (a,b), where a is the matrix ofcoefficients, b is the right-hand-side column of constants, and xis the solution.
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