sec Mul 0.781153376502676 Mul Add cos cos x0 4 Add x6 x0 
Mul Mul tan Mul 0.781153376502676 Mul Add cos cos x0 4 Add x6 x0 sec Mul 0.781153376502676 Mul Add cos cos x0 4 Add x6 x0 Mul 0.781153376502676 Add Mul Add x6 x0 Mul Mul -1 sin cos x0 Mul -1 sin x0 Add cos cos x0 4 