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Theorem pe-01

⊦ m0 < m → n0 + (m + n)-1 = ((n0 + m) + n)-1

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

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Infos about the proof

Proved?: Yes
Interactions: 0
Proof steps: 4
Used lemmas: eq-01, succ, z, c, a, z-01,
Used spec theorems:
- Used simplifier rules: