Figure3ThedistortiondescribedbythesimplemodelHorizontallinesarestraightthegridhasverticalandhorizontalsymmetryisP00rsinbrrcosb1Az0r rcosb10rtanarsinbrcosb1A2RewritingEq2ex ID: 505185
Figure3:Thedistortiondescribedbythesimplemodel.Horizontallinesarestraight