 From here, we can estimate the original number of fish in the pond, nA : This is a simplified view of isotope dilution yet it illustrates the salient features of isotope dilution .
<clarity>  From here, we can estimate the original number of fish in the pond, nA : This is a simplified view of isotope dilution yet it illustrates the salient features of isotope dilution .
 The number of fish in the pond, nA : This is a simplified view of isotope dilution yet it illustrates the salient features of isotope dilution .