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Theorem natpos

0 < j, 0 ≤ i ⊦ i→n(i) / i→n(j) = i→n(i / j)

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

View the proof

Infos about the proof

Proved?: Yes
Interactions: 5
Proof steps: 11
Used lemmas: labs-01, i2n, add, abs-zero,
Used spec theorems:
- nat-mult/modeq
Used simplifier rules: