{{b[1], b[2], (2*b[1])/5 - (3*b[2])/5, (2*b[1])/5 - (3*b[2])/5}, {-b[1], b[1]/5 + b[2]/5, b[1]/5 + b[2]/5, (2*b[1])/5 - (3*b[2])/5}, {-1/5*b[1] - b[2]/5, -1/5*b[1] - b[2]/5, (-3*b[1])/5 + (2*b[2])/5, (2*b[1])/5 - (3*b[2])/5}, {-b[2], (3*b[1])/5 - (2*b[2])/5, (3*b[1])/5 - (2*b[2])/5, (3*b[1])/5 - (2*b[2])/5}, {(-3*b[1])/5 + (2*b[2])/5, (-3*b[1])/5 + (2*b[2])/5, (2*b[1])/5 - (3*b[2])/5, b[1]/5 - (4*b[2])/5}, {(-2*b[1])/5 + (3*b[2])/5, (-2*b[1])/5 + (3*b[2])/5, (-4*b[1])/5 + b[2]/5, (-3*b[1])/5 + (2*b[2])/5}, {(-2*b[1])/5 + (3*b[2])/5, (-2*b[1])/5 + (3*b[2])/5, (4*b[1])/5 - b[2]/5, b[1]}, {(-2*b[1])/5 + (3*b[2])/5, -1/5*b[1] + (4*b[2])/5, (3*b[1])/5 - (2*b[2])/5, -b[1]}}
{{b[1], b[2], b[1] - b[2], b[1] - b[2]}, {-b[1], b[1]/2, b[1]/2, b[1] - b[2]}, {-1/2*b[1], -1/2*b[1], (-3*b[1])/4 + b[2]/2, (7*b[1])/4 - (3*b[2])/2}, {-b[2], (3*b[1])/4 - b[2]/2, (3*b[1])/4 - b[2]/2, (3*b[1])/2 - b[2]}, {(-3*b[1])/4 + b[2]/2, (-3*b[1])/2 + b[2], (7*b[1])/4 - (3*b[2])/2, b[1]/2 - b[2]}, {(-7*b[1])/4 + (3*b[2])/2, (-7*b[1])/4 + (3*b[2])/2, -2*b[1] + b[2], (-3*b[1])/2 + b[2]}, {-b[1] + b[2], -b[1] + b[2], 2*b[1] - b[2], b[1]}, {-b[1] + b[2], -1/2*b[1] + b[2], (3*b[1])/2 - b[2], -b[1]}}
{{b[1], b[2], b[1] - b[2], b[1] - b[2]}, {-b[1], b[1]/2, b[1]/2, b[1] - b[2]}, {-1/2*b[1], -1/2*b[1], (-3*b[1])/4 + b[2]/2, (7*b[1])/4 - (3*b[2])/2}, {-b[2], (3*b[1])/4 - b[2]/2, (3*b[1])/2 - b[2], (3*b[1])/4 - b[2]/2}, {(-3*b[1])/2 + b[2], (-3*b[1])/4 + b[2]/2, (7*b[1])/4 - (3*b[2])/2, b[1]/2 - b[2]}, {(-7*b[1])/4 + (3*b[2])/2, (-7*b[1])/4 + (3*b[2])/2, -2*b[1] + b[2], (-3*b[1])/2 + b[2]}, {-b[1] + b[2], -b[1] + b[2], 2*b[1] - b[2], b[1]}, {-b[1] + b[2], -1/2*b[1] + b[2], (3*b[1])/2 - b[2], -b[1]}}