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Theorem ls-03

n0 ≤ n ⊦ n - n0 ≤ m ↔ n ≤ m + n0

Type: A user defined theorem
Validity: The proof is valid.
Features: simp, localsimp,
Comment:
Used by: add-sub-less, le-num-04, sub-add-01, sub-le-rew, sub-same, sub-succ,
Used by units in proved state: list-del, list, nat-pair, int-pot, stut-mon, list-perm, array-list, nat, nat,
Proof exists?: Yes

View the proof

Infos about the proof

Proved?: Yes
Interactions: 1
Proof steps: 2
Used lemmas: lep-02, elim-sub,
Used spec theorems:
- Used simplifier rules:
  - nat-basic2/a
  - nat-basic2/c