
(from the article `condition`) ...a corresponding instance of some other property Q, but not necessarily vice versa, then P is said to be a sufficient condition for Q and, ...
Found on
http://www.britannica.com/eb/a-z/n/21

F is a necessary condition of G if G(x) ?
x F(x). F is a necessary and sufficient condition of G if G(x) = F(x). -- A.C.
Found on
https://www.encyclo.co.uk/local/21203

X is a necessary condition of Y if there cannot be Y without X. Thus, being unmarried is a necessary condition of being a bachelor, breaking eggs is a necessary condition of making an omelette, and under Scots law, corroboration is a necessary condition of being found guilty. Contrast with SUFFICIENT CONDITION.
Found on
https://www.encyclo.co.uk/local/21597
No exact match found.