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Theorem ple-01

r < r0, r1 ≤ r2 ⊦ r + r1 < r0 + r2

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

View the proof

Infos about the proof

Proved?: Yes
Interactions: 1
Proof steps: 3
Used lemmas: le-def,
Used spec theorems:
- real-basic/ex-ls-add
Used simplifier rules: