擅长:python、mysql、java
<p>以下是我在《熊猫》系列中的表现:</p>
<pre><code>N = 10
n0 = 0
n_array = np.arange(n0, n0 + N, 1)
u = pd.Series(index = n_array)
u[n0] = 1
q = 1.2
# option 1:
u = pd.Series(u[n0]*q**(u.index.values - n0), index = n_array)
# or option 2 with cumprod
u[1:] = q
u = u.cumprod()
</code></pre>