# -*- coding: utf-8 -*- """ Created on Sun Jun 16 23:36:55 2019 @author: finnh """ import numpy as np A1 = np.linspace(0, 1, 7) A2 = np.linspace(0, 2, 7) M = np.array([A1, A2]).T np.savetxt('datafil_1.txt', M, fmt='%.3e', delimiter=' ')