Educational Management

Engineering AnalysisTeT

Lagrange Polynominal InterpolationP1 = L0(x)f0(x) + L1(x)f1(x) + L2(x)f2(x) whereL0(x) = (x-x1)(x-x2)/(x0-x1)(x0-x2), L1(x) = (x-x0)(x-x2)/(x1-x0)(x1-x2) andL2(x) = (x-x0)(x-x1)/(x2-x0)(x2-x1)