[MODESTINUS libro octauo regularum. ] §50.8.10.prCalculi erroris retractatio etiam post decennii aut uicennii tempora admittetur.
[Modestinus, from the eighth book of Rules.] The correction of a calculation error will be admitted even after a period of ten or twenty years.
§50.8.10.1Sed si gratiose expunctae dicentur, non retractabuntur.
But if they are said to have been settled out of favor, they will not be reopened.