code: def map_pol_to_crt(aryTht, aryRad):
      
  
      aryXCrds = aryRad * np.cos(aryTht)
      aryYrds = aryRad * np.sin(aryTht)
  
      return aryXCrds, aryYrds
docs: Remap coordinates from polar to cartesian
  
      Parameters
      ----------
      aryTht : 1D numpy array
          Angle of coordinates
      aryRad : 1D numpy array
          Radius of coordinates.
  
      Returns
      -------
      aryXCrds : 1D numpy array
          Array with x coordinate values.
      aryYrds : 1D numpy array
          Array with y coordinate values.