from pylab
import *
# liste de valeurs t = [0,
0.2, 0.4, 0.6, 0.8, 1, 1.2, 1.4, 1.6, 1.8] x = [0.01, 1.14,
2.26, 3.35, 4.43, 5.49, 6.53, 7.56, 8.56, 9.55] y = [0.01,
1.77, 3.1, 4.02, 4.54, 4.67, 4.4, 3.74, 2.7, 1.3] longListe =
len(t) vx = [] vy = []
# on parcourt les listes pour calculer
les dérivées for i
in
range(0, longListe - 1): vx += [(x[i
+ 1] - x[i]) / (t[i + 1] - t[i])] vy +=
[(y[i + 1] - y[i]) / (t[i + 1] - t[i])]
# on affiche les valeurs en colonnes
print("t\t
x\t y\t vx\t vy") for
i in
range(0, longListe - 1):
print(t[i],
"\t", x[i],
"\t", y[i],
"\t", around(vx[i], 2),
"\t", around(vy[i], 2)) i =
longListe - 1 print(t[i],
"\t", x[i],
"\t", y[i],
"\t")
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