eolas/Logic/Reiteration.md
2022-04-23 13:26:53 +01:00

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