It has an input X $=($X$1,$ X$2),$

a hidden layer $=($h$1,$h$2,$ h$3),$

and an output a $=($a$)$

The layers h and a has sigmoid activation function.

Input X is

x$=(1)$

The weight matrix for X$-$h is

$1/21/2$

$0$

The weight matrix for h$-$a is

Wh

$1/2$

$1/2$

W