Matrix t*K(1) in Subspace 102 with Dimension 16

(K(1) is the first-order Grosse operator)

(I/2)*Sqrt[3]*t -U/2 ((I/2)*(I + Sqrt[3])*U)/Sqrt[2] 0 0 0 0 (-3*(I + Sqrt[3])*t)/(2*Sqrt[2]) 0 0 0 ((-3*I + Sqrt[3])*t)/(2*Sqrt[2]) 0 -(Sqrt[3]*U)/2 -((-3*I + Sqrt[3])*U)/(2*Sqrt[2]) -(Sqrt[3]*t)/2
U/2 (-I/2)*Sqrt[3]*t ((3 + I*Sqrt[3])*t)/(2*Sqrt[2]) 0 0 0 ((3*I)*t)/Sqrt[2] 0 ((3*I + Sqrt[3])*t)/(2*Sqrt[2]) 0 -(Sqrt[3/2]*t) 0 0 ((3*I)/2)*t (3*(I + Sqrt[3])*t)/(2*Sqrt[2]) ((3*I)/2)*U
(Sqrt[2]*U + I*Sqrt[6]*U)/4 ((I/2)*(3*I + Sqrt[3])*t)/Sqrt[2] 0 0 0 0 0 0 0 0 0 0 0 (-3*(-I + Sqrt[3])*t)/(2*Sqrt[2]) 0 (3*(-I + Sqrt[3])*U)/(2*Sqrt[2])
0 0 0 0 0 0 ((3 - I*Sqrt[3])*t)/Sqrt[2] 0 Sqrt[2]*t 0 Sqrt[2]*t 0 0 0 0 0
0 0 0 0 0 0 0 0 -2*t 0 (1 - I*Sqrt[3])*t 0 0 0 0 0
0 0 0 0 0 I*Sqrt[3]*t (I/2)*(3*I + Sqrt[3])*U 0 0 ((-3 - I*Sqrt[3])*t)/Sqrt[2] 0 0 0 0 0 0
0 ((3*I)*t)/Sqrt[2] 0 ((-3 - I*Sqrt[3])*t)/Sqrt[2] 0 ((3 + I*Sqrt[3])*U)/2 0 0 (-I/2)*(-I + Sqrt[3])*t 0 t 0 0 (-I)*Sqrt[3/2]*t 0 0
(3*(-I + Sqrt[3])*t)/(2*Sqrt[2]) 0 0 0 0 0 0 0 (-U - I*Sqrt[3]*U)/2 0 (U - I*Sqrt[3]*U)/2 -t 0 0 0 ((Sqrt[2] + I*Sqrt[6])*t)/4
0 -((-3*I + Sqrt[3])*t)/(2*Sqrt[2]) 0 -(Sqrt[2]*t) 2*t 0 ((1 - I*Sqrt[3])*t)/2 (U - I*Sqrt[3]*U)/2 0 Sqrt[2]*U ((1 - I*Sqrt[3])*t)/2 (-U - I*Sqrt[3]*U)/2 Sqrt[2]*U ((Sqrt[2] - I*Sqrt[6])*t)/4 -2*t 0
0 0 0 0 0 ((3 - I*Sqrt[3])*t)/Sqrt[2] 0 0 -(Sqrt[2]*U) 0 ((1 - I*Sqrt[3])*U)/Sqrt[2] 0 0 0 0 0
0 Sqrt[3/2]*t 0 -(Sqrt[2]*t) (-1 - I*Sqrt[3])*t 0 -t (-U - I*Sqrt[3]*U)/2 (-I/2)*(-I + Sqrt[3])*t ((-1 - I*Sqrt[3])*U)/Sqrt[2] 0 (I/2)*(I + Sqrt[3])*U ((1 - I*Sqrt[3])*U)/Sqrt[2] -(t/Sqrt[2]) -2*t 0
-((3*I + Sqrt[3])*t)/(2*Sqrt[2]) 0 0 0 0 0 0 t (U - I*Sqrt[3]*U)/2 0 (U + I*Sqrt[3]*U)/2 0 ((1 + I*Sqrt[3])*t)/Sqrt[2] 0 0 ((I/2)*(3*I + Sqrt[3])*t)/Sqrt[2]
0 0 0 0 0 0 0 0 -(Sqrt[2]*U) 0 ((-1 - I*Sqrt[3])*U)/Sqrt[2] (I*(I + Sqrt[3])*t)/Sqrt[2] 0 0 0 -2*t
(Sqrt[3]*U)/2 ((3*I)/2)*t (3*(I + Sqrt[3])*t)/(2*Sqrt[2]) 0 0 0 (-I)*Sqrt[3/2]*t 0 ((-I/2)*(-I + Sqrt[3])*t)/Sqrt[2] 0 t/Sqrt[2] 0 0 (I/2)*Sqrt[3]*t ((-I/2)*(-3*I + Sqrt[3])*t)/Sqrt[2] (-I/2)*Sqrt[3]*U
((3*I + Sqrt[3])*U)/(2*Sqrt[2]) (-3*(-I + Sqrt[3])*t)/(2*Sqrt[2]) 0 0 0 0 0 0 2*t 0 2*t 0 0 ((3 - I*Sqrt[3])*t)/(2*Sqrt[2]) 0 ((I/2)*(3*I + Sqrt[3])*U)/Sqrt[2]
(Sqrt[3]*t)/2 ((3*I)/2)*U (-3*(I + Sqrt[3])*U)/(2*Sqrt[2]) 0 0 0 0 ((I/2)*(I + Sqrt[3])*t)/Sqrt[2] 0 0 0 ((3 + I*Sqrt[3])*t)/(2*Sqrt[2]) 2*t (-I/2)*Sqrt[3]*U ((3 + I*Sqrt[3])*U)/(2*Sqrt[2]) (I/2)*Sqrt[3]*t