Homogen Integrate on Triangular Area and Tetrahedral Volume

Tetrahedral volume integration

Generally application is selecting Gauss-Legendre Quadratic integration method. In this sub function is directly application of homogen integration technique for triangular area and tetrahedral volumes.

This tetrahedral sub functions results is collate Gauss #5# point integration triangular sub functions results is collate #7# point Gauss integration method.