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Theorem rax-03

⊦ i < 1 → i→n(i - 1) = i→n(i) + 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

View the proof

Infos about the proof

Proved?: Yes
Interactions: 2
Proof steps: 8
Used lemmas: abs-neg, Int2nat-pos, Int2nat-neg,
Used spec theorems:
- Used simplifier rules: