Description: //xi 0.5 1.0 1.5 2.0 2.5 3.0// f (xi) 0.541688-0.042060 0.375089 0.624706-0.887597 0.099809// input nodes and the node data, calculate and output difference quotient table // input to be used in interpolation polynomial the number of variables to be seeking self-x, output interpolation need to select the node and the Newton interpolation polynomial // with 3 times Newton interpolation polynomial is calculated and output f (1.25) // by 5 Newton Interpolation calculated and the output value of polynomial f (1.987).
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