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Theorem rem-interempty-disjoint3

⊦ (s \ s0) ∩ s1 = ∅ ∧ (s2 \ s) ∩ s1 = ∅ → disjoint(s2 \ s0, s1)

Type: A user defined theorem
Validity: The proof is valid.
Features: s, ls,
Comment:
Used by: rem-disjoint, rem-interempty-disjoint13, rem-interempty-disjoint23,
Used by units in proved state:
Proof exists?: Yes

View the proof

Infos about the proof

Proved?: Yes
Interactions: 0
Proof steps: 2
Used lemmas: int-c, int-a, rem-inter-empty, Disjoint,
Used spec theorems:
- Used simplifier rules: