\(\color{red}{h^{(1)}_{1}}(\color{blue}{x_1}, \color{blue}{x_2}, \color{blue}{x_3}) = \phi^{(1)}_{1}(w^{(1)}_{1,1}\color{blue}{x_1} + w^{(1)}_{2,1}\color{blue}{x_2}, + w^{(1)}_{3,1}\color{blue}{x_3} + w^{(1)}_{0,1})\) \(\color{red}{h^{(1)}_{2}}(\color{blue}{x_1}, \color{blue}{x_2}, \color{blue}{x_3}) = \phi^{(1)}_{2}(w^{(1)}_{1,2}\color{blue}{x_1} + w^{(1)}_{2,2}\color{blue}{x_2}, + w^{(1)}_{3,2}\color{blue}{x_3} + w^{(1)}_{0,2})\) \(\color{red}{h^{(1)}_{3}}(\color{blue}{x_1}, \color{blue}{x_2}, \color{blue}{x_3}) = \phi^{(1)}_{3}(w^{(1)}_{1,3}\color{blue}{x_1} + w^{(1)}_{2,3}\color{blue}{x_2}, + w^{(1)}_{3,3}\color{blue}{x_3} + w^{(1)}_{0,3})\)
\(\color{purple}{h^{(2)}_{1}}(\color{blue}{x_1}, \color{blue}{x_2}, \color{blue}{x_3}) = \phi^{(2)}_{1}(w^{(2)}_{1,1}\color{red}{h^{(1)}_{1}} + w^{(2)}_{2,1}\color{red}{h^{(1)}_{2}}, + w^{(2)}_{3,1}\color{red}{h^{(1)}_{3}} + w^{(2)}_{0,1})\) \(\color{purple}{h^{(2)}_{2}}(\color{blue}{x_1}, \color{blue}{x_2}, \color{blue}{x_3}) = \phi^{(2)}_{2}(w^{(2)}_{1,2}\color{red}{h^{(1)}_{1}} + w^{(2)}_{2,2}\color{red}{h^{(1)}_{2}}, + w^{(2)}_{3,2}\color{red}{h^{(1)}_{3}} + w^{(2)}_{0,2})\)