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Theorem ple-01

i < j, i0 ≤ j0 ⊦ i + i0 < j + j0

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

View the proof

Infos about the proof

Proved?: Yes
Interactions: 4
Proof steps: 10
Used lemmas: sub-add-01, sub-ls, sub-pred, succ-02, forward-le-05, le-def,
Used spec theorems:
- int-basic2/ex-ls-add
Used simplifier rules: