@Leslie_cds

rm(list = ls()) set.seed(2026) # Une seule loi uniforme n = 150000 U = runif(n, min = 0, max = 1) h = 4*sqrt(1-U^2) pi_1 = mean(h) var_1 = var(h)

rm(list = ls()) set.seed(2026) # Une uniforme et une normale n = 100000 X = runif(n, min = 0, max = 5) Y = rnorm(n, mean = 0, sd = sqrt(2))

import numpy as np import matplotlib.pyplot as plt # exercice 1 : A = np.array([[4,6,-2,3],[2,-1,0,1],[-7,0,1,12]]) print(A[0,:]) print(A[:,1]) Ac = A.copy().astype(float)