Non Linear, Regression, R, Modelling.
Ka=0.00050, Ke=0.00590), add=T, col="blue") curve(f1(x, P=3.5, Ks=0.010, B=1.42, Ka=0.00059, Ke=0.00690), add=T, col="orange") curve(f1(x, P=3.0, Ks=0.010, B=1.62, Ka=0.00080, Ke=0.0090), add=T, col="purple") This actually looks very, very nice! The curves follow the data in a splendid fashion. The