In[19]:=

pl[[1]]

Out[19]=

{{Line[{{2.617993877991494`*^-7, 2.6179938779914644`*^-7}, {0.25488992540742256`, 0.2521388919 ... }, {6.266821408128108`, -0.01636316874809926`}, {6.283185045380199`, -2.6179938774695577`*^-7}}]}}


Converted by Mathematica  (July 17, 2003)