iterative proportional fitting
... that convergence of the iterative proportional fitting procedure for estimating cell values of a contingency table was rigorously proved using differential geometry?
... that convergence of the <b id="mwEtM"><a href="./Iterative_proportional_fitting" id="mwEtQ" rel="mw:WikiLink" title="Iterative proportional fitting">iterative proportional fitting</a></b> procedure for estimating cell values of a <a href="./Contingency_table" id="mwEtU" rel="mw:WikiLink" title="Contingency table">contingency table</a> was rigorously proved using <a href="./Differential_geometry" id="mwEtY" rel="mw:WikiLink" title="Differential geometry">differential geometry</a>?