Problem 7: Consider three neuron nodes: S1, S2, and S3 with thresholds T1, T2, and T3 given as -0.12, -0.21, and 0.52 respectively. The weights are: W12=W21= -0.4, W23=W32= 0.2, W13 W31= 0.3. The neurons form Hopfield network. Calculate the stable states, show minimum energy wells.