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Theorem num-eq-shift

j < 0 ⊦ i + (* j) = i0 ↔ i = i0 + ~ j

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

View the proof

Infos about the proof

Proved?: Yes
Interactions: 0
Proof steps: 2
Used lemmas: sub-eq, sub-add, sub-add-01, sub-zero, Minus-def,
Used spec theorems:
- Used simplifier rules:
  - int-basic2/add-c
  - int-basic2/add-a