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Theorem rational-add-same

⊦ rational(i, j) + rational(i1, j) = rational(i + i1, j)

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

View the proof

Infos about the proof

Proved?: Yes
Interactions: 4
Proof steps: 6
Used lemmas: factor-rat-01, add-comm, add-asso, int-add, zero-denom, add-def-03,
Used spec theorems:
- Used simplifier rules: