A lemma (entry) may depend on lemmas (entries) below its position, but never on lemmas above its position. This means the list is a topological order of the dependency graph. An entry 'all subs proved' means that all used lemmas are (transitively) proved.
| Name: | Status: | Subs proved? | Used: |
|---|---|---|---|
| refine-delete-min | proved | all subs proved | set-min, set-butmin, set-leaf, |
| set-butmin | proved | all subs proved | set-min, in-set, |
| refine-insert | proved | all subs proved | set-insert, |
| set-insert | proved | all subs proved | in-set, |
| set-leaf | proved | all subs proved | in-set, |
| set-min | proved | all subs proved | in-set, |
| set-branch | proved | all subs proved | in-set, |
| in-set | axiom |