null set in a sentence

Examples

1. My point is that it's the null set.
2. In the null set, this is always false.
3. A negligible set need not be measurable, but every measurable negligible set is automatically a null set.
4. Detection with close or null set-back can be accomplished through the pure scale changes of looming motion.
5. Striving to get rid of null sets, mathematicians often use equivalence classes of measurable sets or functions.
6. A number of cardinal characteristics naturally arise as Lebesgue null sets and the ideal of meagre sets.
7. It is assumed that the set is not a null set, and is endowed with the conditional measure.
8. Seems like the " non-citizen residents require IDs but tourists do " category wasn't a null set after all.
9. A standard probability space may contain a null set of any cardinality, thus, it need not be countably separated.
10. So, obviously a system of axioms which is the null set does not make for a very interesting axiomatic system.