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Theorem add-in

⊦ r + r0 = r + r1 ↔ r0 = r1

Type: A user defined theorem
Validity: The proof is valid.
Features: s, ls,
Comment:
Used by: eqnum-add1, eqnum-addboth1, eqnum-addboth2, lst-05, mone, neg-add, negeq,
Used by units in proved state: real-multdiv, real-min-max, real-abs, int-div, int-abs, int-square, int-mult,
Proof exists?: Yes

View the proof

Infos about the proof

Proved?: Yes
Interactions: 6
Proof steps: 9
Used lemmas: bls-01, add-comm, add-assoc, irref, less-add-cancel-l, blst-01,
Used spec theorems:
- Used simplifier rules: