Solve $Ax = b$. Direct Methods 1import numpy as np 2from scipy.linalg import solve, lu 3 4# Direct solve 5x = np.linalg.solve(A, b) 6 7# LU decomposition 8P, L, U = lu(A) Iterative Methods 1from scipy.sparse.linalg import cg, gmres 2 3# Conjugate gradient (for symmetric positive definite) 4x, info = cg(A, b) 5 6# GMRES …