0.12, 0.09, 0.08, 0.07, 0.06, 0.06,
0.06, 0.07, 0.09, 0.1, 0.15, 0.19, 0.25, 0.36, 0.47, 0.68])
popt..., pcov = curve_fit(double_exp, x, y, [1, 1, 1, 1])
print(popt)
b = popt[0]
c = popt[1]
p = popt[2]
q...= popt[3]
y_fit = double_exp(x, b, c, p, q)
plt.scatter(x, y)
plt.plot(x, y_fit, color='red', linewidth...curve_fit()popt,拟合结果,在这里指b, c, p, q 的值。povc,该拟合结果对应的协方差。