| He said that although contradictory predicates are predicated of those that are the same in number, yet they are not convertibly the same. |
| A proprium is a property that does not reveal the essence, though it belongs only to that subject and is convertibly predicated of it. |
| Volumetric calculation of Euclidian distance between any two landmarks can be also convertibly shown in our system. |
| Sometimes they are used convertibly, notes Aquinas, so that whatever is called a principle is called a cause, and whatever is called a cause is called a principle. |
| Therefore, I abandon his text, and I say that the terms 'predicable' and 'universal' are not the same, but they are convertibly said to be the same. |
