Numerical Methods In Engineering With Python 3 Solutions Online

Numerical Methods In Engineering With Python 3 Solutions**

return x**2 a = 0.0 b = 2.0

Interpolate the function f(x) = sin(x) using the Lagrange interpolation method. Numerical Methods In Engineering With Python 3 Solutions

Find the root of the function f(x) = x^2 - 2 using the Newton-Raphson method. Numerical Methods In Engineering With Python 3 Solutions**

import numpy as np def lagrange_interpolation(x, y, x_interp): n = len(x) y_interp = 0.0 for i in range(n): p = 1.0 for j in range(n): if i != j: p *= (x_interp - x[j]) / (x[i] - x[j]) y_interp += y[i] * p return y_interp x = np.linspace(0, np.pi, 10) y = np.sin(x) x_interp = np.pi / 4 y_interp = lagrange_interpolation(x, y, x_interp) print("Interpolated value:", y_interp) Numerical differentiation is used to estimate the derivative of a function at a given point. Numerical Methods In Engineering With Python 3 Solutions