import numpy as np
a = np.linspace(0, 10)
a
array([ 0. , 0.20408163, 0.40816327, 0.6122449 , 0.81632653,
1.02040816, 1.2244898 , 1.42857143, 1.63265306, 1.83673469,
2.04081633, 2.24489796, 2.44897959, 2.65306122, 2.85714286,
3.06122449, 3.26530612, 3.46938776, 3.67346939, 3.87755102,
4.08163265, 4.28571429, 4.48979592, 4.69387755, 4.89795918,
5.10204082, 5.30612245, 5.51020408, 5.71428571, 5.91836735,
6.12244898, 6.32653061, 6.53061224, 6.73469388, 6.93877551,
7.14285714, 7.34693878, 7.55102041, 7.75510204, 7.95918367,
8.16326531, 8.36734694, 8.57142857, 8.7755102 , 8.97959184,
9.18367347, 9.3877551 , 9.59183673, 9.79591837, 10. ])
a.sum()
250.0
b = np.linspace(10, 20)
b
array([10. , 10.20408163, 10.40816327, 10.6122449 , 10.81632653,
11.02040816, 11.2244898 , 11.42857143, 11.63265306, 11.83673469,
12.04081633, 12.24489796, 12.44897959, 12.65306122, 12.85714286,
13.06122449, 13.26530612, 13.46938776, 13.67346939, 13.87755102,
14.08163265, 14.28571429, 14.48979592, 14.69387755, 14.89795918,
15.10204082, 15.30612245, 15.51020408, 15.71428571, 15.91836735,
16.12244898, 16.32653061, 16.53061224, 16.73469388, 16.93877551,
17.14285714, 17.34693878, 17.55102041, 17.75510204, 17.95918367,
18.16326531, 18.36734694, 18.57142857, 18.7755102 , 18.97959184,
19.18367347, 19.3877551 , 19.59183673, 19.79591837, 20. ])
a@b
4183.673469387755