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Theorem zero-not

⊦ abs(i) < j ∧ j ≤ abs(i0) → i + i0 ≠ 0

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

View the proof

Infos about the proof

Proved?: Yes
Interactions: 1
Proof steps: 6
Used lemmas: zero-gels-01, numls-03, sub-ls-01, rew-eqzero, numlsf-01, Abs-pos, abs-16, forward-le-02, forward-le-05, sub-ls, Minus-def, abs-08, le-def,
Used spec theorems:
- Used simplifier rules: