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Theorem ceil-le-negint

⊦ ⌈r⌉ + i ≤ 0 ↔ r + i.r ≤ 0.r

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: 1
Proof steps: 2
Used lemmas: int-le-floor, ceil-is-neg-floor-neg, ceil-le-int,
Used spec theorems:
- Used simplifier rules: