n=10000;
a=4.05;
m=26.98;

nA=n; nAB=1; nB=n;
aA=a; aAB=a;      aB=a;
mA=m; mAB=m;      mB=m;



lj3Datafile([nA, nAB, nB],[aA, aAB, aB], [mA, mAB, mB]);