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In this paper, a 3D beamforming phased array with 2D stacked tunable Nolen matrix is presented. The fundamental building block - tunable Nolen matrix is proposed to relax phase tuning range of phased ...
>>> print yahoo. get_historical ('2014-04-25', '2014-04-29') [{u'Volume': u'28720000', u'Symbol': u'YHOO', u'Adj_Close': u'35.83', u'High': u'35.89', u'Low': u'34.12 ...