# THE DUAL INTEGRAL EQUATION METHOD IN HYDROMECHANICAL SYSTEMS

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AbstractÂ Â Solutions of boundary value problems of the Laplace equation on the unit sphere are constructed by using the fundamental solution $$\Phi (\bf{x},\bf{y})=\frac{1}{4\pi \|\bf{x}-\bf{y}\|},\qquad \bf{x}, \bf{y}\in R^3.$$ With the use of radial basis approximation for finding...