A Nativitate
A New Law Dictionary and Glossary · Alexander M. Burrill · 1850
A New Law Dictionary and Glossary
Lat. From birth.
Reg. Orig. 266 b. 3 Bl. Com. 332.
A non posse ad non esse sequitur argumentum necessarie negative. From the impossibility of a thing to its non-existence, the inference follows necessarily in the negative. That which cannot be done is not done.
Hob. 336 b.
Otherwise in the affirmative. Id. ibid.