The existence of atomic facts we also call a positive fact, their non-existence a negative fact.

我们还把原子事实的存在称为肯定的事实，把原子事实的不存在称为否定的事实。

youdao

The existence of atomic facts we also call a positive fact, their non-existence a negative fact.

我们还把原子事实的存在称为肯定的事实，把原子事实的不存在称为否定的事实。

youdao