$$\int f\left(x\right)\cdot dx{\oint }_{S_1}^{S_2}f\left(x,y\right)\cdot g\left(x,y\right)\cdot d\mathbf{s}$$ $${\iiint }_{x^2-2y^2-2z^2}^{x{y}^2{z}^3}\left(\frac{x^3+\raisebox{1ex}{$4xy$}\!\left/ \!\raisebox{-1ex}{$z$}\right.}{x-yz+z^{\left(x+\raisebox{1ex}{$1$}\!\left/ \!\raisebox{-1ex}{$3$}\right.\right)}}\right)dxdydz$$

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