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Theorem num-n2i-ls

0 ≤ i ⊦ n→i(n) < (* i) ↔ n < i→n(i)

Type: A user defined theorem
Validity: The proof is valid.
Features: simp, localsimp,
Comment:
Used by: nat2int-14,
Used by units in proved state:
Proof exists?: Yes

View the proof

Infos about the proof

Proved?: Yes
Interactions: 2
Proof steps: 4
Used lemmas: num-i2n-le, num-n2i-ls-02, nat2int, abs-zero, inni-le,
Used spec theorems:
- Used simplifier rules: