title: Series object not callable
body: <p>I have an issue, where I am looking to find minimum of each element in series and a number. However python is throwing below error. I am relatively new to Programming so will appreciate any help in this regards</p>
  
  <pre><code>gap1 = dr.loc[data1]['gap']
  pnl = 0
  eod_ind=0
  bandhigh = df1.ix[low]['Open'] + **min(upperband*abs(gap1),50.0)**
  bandlow = df1.ix[low]['Open'] - lowerband*abs(gap1)
  </code></pre>
  
  <p>I get the following error </p>
  
  <pre><code>---&gt; 60     bandhigh = df1.ix[low]['Open'] + min(upperband*abs(gap1),50.0)
   61     bandlow = df1.ix[low]['Open'] - lowerband*abs(gap1)
   62     #print bandhigh, df1.ix[low]['Open'],upperband,abs(gap1)
  
  **TypeError: 'Series' object is not callable**
  </code></pre>