Y add pow add x3 mul c mul sqrt c mul sqrt x4 pow add sqrt x1 add sqrt cos x4 mul c cos x4 c c mul sqrt c mul sqrt x1 mul sqrt x4 mul pow add x3 mul c mul sqrt c mul sqrt x4 pow add sqrt x1 add sqrt cos x4 mul c cos x4 c c pow add sqrt x1 add sqrt cos x4 mul c cos x4 c