Here, ''J'' is a set of actual (not formal) parameters used to index the OG, while ''P''<sub>''j''</sub> and ''Q''<sub>''j''</sub> are domains of objects (initially in the informal sense) that enter into the dyadic relations ''G''<sub>''j''</sub>. | Here, ''J'' is a set of actual (not formal) parameters used to index the OG, while ''P''<sub>''j''</sub> and ''Q''<sub>''j''</sub> are domains of objects (initially in the informal sense) that enter into the dyadic relations ''G''<sub>''j''</sub>. |