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Theorem mult-zero-01

⊦ ri * rational(0, j) = 0r

Type: A user defined theorem
Validity: The proof is valid.
Features: simp, localsimp,
Comment:
Used by: mult-def-02,
Used by units in proved state:
Proof exists?: Yes

View the proof

Infos about the proof

Proved?: Yes
Interactions: 2
Proof steps: 4
Used lemmas: zero-num, denominator-zero, numerator-zero, mult-def, zero-def,
Used spec theorems:
- Used simplifier rules: