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Theorem le-add-08

⊦ 0.r < r ∧ 0.r ≤ r1 ∧ r1 + r2 + r3 + r ≤ r0 → ¬ r1 + r0 < r2 + r3

Type: A user defined theorem
Validity: The proof is valid.
Features: s, ls, norw,
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: 6
Used lemmas: le-def,
Used spec theorems:
- real-basic/ex-ls-add
- real-basic/add-assoc
Used simplifier rules: