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Theorem plst

i < j, ¬ j0 < i0 ⊦ i + i0 < j + j0

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

View the proof

Infos about the proof

Proved?: Yes
Interactions: 2
Proof steps: 4
Used lemmas: pls, add-c, add-a, ls-add-both,
Used spec theorems:
- Used simplifier rules:
  - int-basic1/ls-01
  - int-basic1/lst-01