PNG IHDR c T pHYs nu> tIME |Y "tEXtCreation Time 10-Jan-2013 11:31:20SCY- $tEXtSoftware MATLAB, The Mathworks, Inc.R IDATx* +{X $X08IWVv7 3b Չ N `u" ) XH1 D V'R :b Չ N `u" ) XH1 D V'R :b Չ N `u" w-e}bL3ަ _?Nyvolc''1]7 \GN1 3\yu1|6{H #~pGxuUqj;sʟ*U.tbiCN1 Y;WaUvY>_Y=[֧VkmύJ=Z9AU62xP&>p@{WXZ`©W b )7ۻXs+2oyc7د8?X}2qOf5L1J_