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Theorem int-simp-04

⊦ i < i1 ∧ i2 < i3 → (i1 + i3 < i + i2 ↔ false)

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

View the proof

Infos about the proof

Proved?: Yes
Interactions: 3
Proof steps: 9
Used lemmas: numlsf-01, sub-ls-01, lsone, sub-ls, sub-add-01, sub-pred, le-def, mone-06, numls-02, numls-03, zero-gels-01, forward-le-02, forward-le-05,
Used spec theorems:
- int-basic2/ex-ls-add
Used simplifier rules: