sm1.gkz
[280] sm1.gkz([ [[1,1,1,1],[0,1,3,4]], [0,2] ]); [[x4*dx4+x3*dx3+x2*dx2+x1*dx1,4*x4*dx4+3*x3*dx3+x2*dx2-2, -dx1*dx4+dx2*dx3,-dx2^2*dx4+dx1*dx3^2,dx1^2*dx3-dx2^3,-dx2*dx4^2+dx3^3], [x1,x2,x3,x4]]
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