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Theorem one

⊦ 1 < m ↔ ¬(m = 0 ∨ m = 1)

Type: A user defined theorem
Validity: The proof is valid.
Features: simp, localsimp,
Comment:
Used by: one-02,
Used by units in proved state: nat-basic2, list-last, string-less, nat-pair, nat-div, string-less-new, set-union, stut-mon, oset, olist, nat-prime, nat-pot, nat-inf, mon-lim-filter-count, list-perm, list-data, set-basic, nat-mult, nat, array-copy, list-dup,
Proof exists?: Yes

View the proof

Infos about the proof

Proved?: Yes
Interactions: 0
Proof steps: 2
Used lemmas: numeral-1, disj-1, one-01, s, gen,
Used spec theorems:
- Used simplifier rules: