tic
p0=[1.0 4;1.5 2;1.5 6;2.5 4;2.0 4;3.0 8;3.0 4];
p=p0';
t=[0.1581 0.3261 0.2812 0.4755 0.4107 0.5650 0.6481];
net=newff(minmax(p),[3,1],{'tansig','purelin'},'trainlm');
[net,tr]=train(net,p,t);
p1=[2.5;4];
a=sim(net,p1);
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