7655.35.4XYv1=1√2⎛⎜⎜⎜⎜⎝11⎞⎟⎟⎟⎟⎠=R(π4)e1v2=1√2⎛⎜⎜⎜⎜⎝−11⎞⎟⎟⎟⎟⎠=R(π4)e2(5.12)e1e2xyπ45.4YY=11yXX=1x1(Y=−x+y√2=0)(X=x+y√2=0)√33√33OC12√22π45.423x2−2xy+3y2=15.8(xy)⎛⎜⎜⎜⎜⎝3−1−13⎞⎟⎟⎟⎟⎠⎛⎜⎜⎜⎜⎝xy⎞⎟⎟⎟⎟⎠=1(5.13)2CXY5.11(xy)(XY)(xy)=(XY)⎛⎜⎜⎜⎜⎜⎜⎜⎜⎜⎜⎜⎜⎜⎜⎜⎝1√21√2−1√21√2⎞⎟⎟⎟⎟⎟⎟⎟⎟⎟⎟⎟⎟⎟⎟⎟⎠(5.11’)Allrightsreserved,OkadomeLab.
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