epe - Linear Logic Proof Explorer

	Linear Logic Proof Explorer	< Previous Next > Nearby theorems
Mirrors > Home > LLPE Home > Th. List > epe		Structured version

Theorem epe 159

Description: Demote ! 𝜑 to 𝜑.

**Assertion**
Ref	Expression
epe	⊦ (! 𝜑 ⊸ 𝜑)

**Proof of Theorem epe**
Step	Hyp	Ref	Expression

Colors of variables: wff var nilad

Syntax hints: ⊸ wli 61 ! wpe 148

WARNING: This theorem has an incomplete proof.

This theorem is referenced by: (None)