B := Matrix(10, 10, [[u*v*x,v*w,u*v*x+w,w*x+w,u*v*x+u*x*y+w,u*v*x+w,u*x*y+v*w+w
*x,0,v*w,u*v*x+v*w+w*x],[u*v*x+v*w,u*v*x+v*w,u*v*x+2*v*w+w,v*w+w*x+2*w,u*v*x+u*
x*y+2*v*w+w*x+w,u*v*x+2*v*w+w,u*v*x+u*x*y+v*w+2*w*x+w,0,u*v*x+v*w,2*u*v*x+2*v*w
+w*x+w],[u*v*x+w,2*v*w,2*u*v*x+2*w,u*v*x+v*w+w*x+w,2*u*v*x+u*x*y+3*w,2*u*v*x+2*
w,u*x*y+3*v*w+w*x+w,0,2*v*w,u*v*x+3*v*w+w*x+w],[u*v*x+v*w+w*x,u*v*x+v*w+w,u*v*x
+3*v*w+w*x+w,u*v*x+2*v*w+w*x+2*w,u*v*x+u*x*y+4*v*w+2*w*x+w,u*v*x+3*v*w+w*x+w,2*
u*v*x+u*x*y+2*v*w+2*w*x+2*w,0,u*v*x+v*w+w,3*u*v*x+2*v*w+2*w*x+2*w],[u*x*y+w*x+w
,v*w+w*x+w,u*v*x+u*x*y+v*w+w*x+2*w,2*u*v*x+3*v*w+w,2*u*v*x+u*x*y+2*v*w+w*x+3*w,
u*v*x+u*x*y+v*w+w*x+2*w,2*u*v*x+4*v*w+w*x+2*w,0,v*w+w*x+w,u*v*x+u*x*y+3*v*w+2*w
*x+2*w],[u*x*y+w,v*w+w*x,u*v*x+u*x*y+2*w,u*v*x+2*v*w+w,2*u*v*x+u*x*y+3*w,u*v*x+
u*x*y+v*x*y+2*w,u*v*x+v*x*y+3*v*w+2*w*x+w,w,2*v*w+w*x,u*v*y+u*x*y+4*v*w+2*w*x+w
],[w,v*w,u*v*x+w,u*v*x+v*w,u*v*x+2*w,u*v*x+w*x+w,v*x*y+2*v*w+w*x+w,x*w,v*w+w,v*
x*y+3*v*w+2*w],[u*v*x,v*w,u*v*x+w,w*x+w,u*v*x+u*x*y+w,u*v*x+v*x*y+w*x+2*w,u*x*y
+2*v*x*y+v*w+4*w*x+w,v*x*y+w*x+w,2*v*w+w*x+w,u*v*x+u*v*y+v*x*y+3*v*w+4*w*x+2*w]
,[u*v*x+u*x*y+v*w,u*v*x+v*w+w*x,u*v*x+u*x*y+2*v*w+2*w,2*v*w+w*x+3*w,2*u*v*x+2*u
*x*y+2*v*w+w*x+2*w,u*v*x+u*x*y+v*x*y+3*v*w+w*x+3*w,2*u*v*x+u*x*y+2*v*x*y+3*v*w+
6*w*x+3*w,v*x*y+2*w*x+w,u*v*x+v*x*y+2*v*w+2*w*x+w,2*u*v*x+u*v*y+u*x*y+2*v*x*y+5
*v*w+6*w*x+4*w],[u*v*x+v*w+w*x,u*v*x+v*w+w,u*v*x+3*v*w+w*x+w,u*v*x+2*v*w+w*x+2*
w,u*v*x+u*x*y+4*v*w+2*w*x+w,u*v*x+u*v*y+v*x*y+4*v*w+w*x+w,2*u*v*x+u*v*y+u*x*y+v
*x*y+4*v*w+3*w*x+3*w,w*x+2*w,u*v*x+v*x*y+2*v*w+w*x+w,3*u*v*x+u*v*y+2*v*x*y+4*v*
w+5*w*x+3*w]]);
