eolas/Logic/Proofs/Reiteration.md
2022-12-29 20:22:34 +00:00

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---
categories:
- Logic
tags: [derivation-rules]
---
# Reiteration
**Reiteration (R)** allows us to restate any proposition already in the proof within the main proof or a more deeply nested sub-proof. Reiteration allows us to reuse any assumptions, or propositions derived from assumptions, without having to introduce a new dependency with another assumption.
![](/_img/reiteration.png)