De transactionibus axiomata

LIX.
Furthermore, settlements made with one person do not regularly extend to others.

LX.
Except if it is in the interest of those settling that the settlement also be observed in the person of an outsider, and if the right of the outsider, to whom the settlement refers, is not rendered worse by it.

LXI.
But also those interposed in one matter or cause are not stretched to others.

LXII.
This is so true that it has been responded that, even when an Aquilian stipulation is subjected to a settlement, lawsuits that were not thought of are retained in their own status.

LXIII.
However, these hold in a special settlement at least; otherwise in a general one. For in it are contained all things that are of that kind.

LXIIII.
Furthermore, a general settlement also pertains to those things that the settlers were ignorant of, such as those that were hidden at the time of the settlement and discovered later.

LXV.
Hence the laws have prohibited the rescinding of matters finished by a general settlement under the pretext of species discovered later.

LXVI.
Clearly, if one of the settlers erred in the property of the thing, for example, if the petitioner of an inheritance believed that a thing which was with Titius belonged to the latter, and not the inheritance, he will rightly and usefully litigate concerning it. For because it is not considered that this was thought of, the error does not harm the settler, preventing him from rightly petitioning for that thing against the generality of the settlement.