‐‐ ‐‐ Yin Jun‐Feng (Tongji University) 5 . 6 . 2008 House Open NII • • • • ⎩ ⎨ ⎧ = − = + ) 2 ( 2 3 ) 1 ( 5 3 2 L L y x y x ⎩ ⎨ ⎧ = − = + ) 2 ( 2 3 ) 1 ( 5 3 2 L L y x y x 1 , 1 ) 2 ( 2 3 ) 1 ( 5 3 2 = = ⎩ ⎨ ⎧ = − = + y x y x y x L L 1 , 1 ) 2 ( 2 3 ) 1 ( 5 3 2 = = ⎩ ⎨ ⎧ = − = + y x y x y x L L x y 5 3 2 = + y x 2 3 = − y x ) 1 , 1 ( 0 ⎪ ⎩ ⎪ ⎨ ⎧ = + − = − = + ) 3 ( 1 ) 2 ( 2 3 ) 1 ( 5 3 2 L L L y x