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Theorem eq-04

⊦ x + a ' + y = b ' ↔ x = [] ∧ a = b ∧ y = []

Type: A user defined theorem
Validity: The proof is valid.
Features: simp, localsimp,
Comment:
Used by: in-17,
Used by units in proved state: list-last, list-dup,
Proof exists?: Yes

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Infos about the proof

Proved?: Yes
Interactions: 0
Proof steps: 1
Used lemmas: c-05, e-02, one-01, c-04, a, app, Nil,
Used spec theorems:
- Used simplifier rules: