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Theorem inapp-05

⊦ a ≠ b ∧ ¬ b ∈ x ∧ ¬ b ∈ x0 → (a ' + x + b ' + y = x0 + b ' + y0 ↔ a ' + x = x0 ∧ y = y0)

Type: A user defined theorem
Validity: The proof is valid.
Features: simp, localsimp,
Comment:
Used by:
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: inapp-01, in-06, in-rec, c, c-06, Nil, inapp-02, in-01, in-append, in-14, a,
Used spec theorems:
- Used simplifier rules: