0 used to refer to a situation in which there is a choice between two different plans of action, but both together are not possible:
There is no radical disjunction, no mutually exclusive ' either-or', between them.
Admirably, the slender volume does not provide easy answers, nor does it present ethical questions in an either-or dichotomy.
Our results are not 'either-or' statements and are thus the first results in the literature guaranteeing the existence of rainbow arithmetic progressions.
These represent either-or thinking and false or unnecessary oppositions that we ourselves have criticized.
This moral can be understood in either-or both-social or political contexts.
Maybe, maybe not, or maybe this is not an either-or issue.
Moreover, she pointed out that linguists may be wrong in assuming that they are dealing with an either-or when they talk about reception and production.
Often pulling in opposing directions, the day-by-day resolution of these tensions generates differing degrees of change in a variety of ways, rather than generating strictly dichotomous either-or outcomes.