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Mirrors > Home > MPE Home > Th. List > Mathboxes > dfvd3i | Structured version Visualization version GIF version |
Description: Inference form of dfvd3 38807. (Contributed by Alan Sare, 14-Nov-2011.) (Proof modification is discouraged.) (New usage is discouraged.) |
Ref | Expression |
---|---|
dfvd3i.1 | ⊢ ( 𝜑 , 𝜓 , 𝜒 ▶ 𝜃 ) |
Ref | Expression |
---|---|
dfvd3i | ⊢ (𝜑 → (𝜓 → (𝜒 → 𝜃))) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | dfvd3i.1 | . 2 ⊢ ( 𝜑 , 𝜓 , 𝜒 ▶ 𝜃 ) | |
2 | dfvd3 38807 | . 2 ⊢ (( 𝜑 , 𝜓 , 𝜒 ▶ 𝜃 ) ↔ (𝜑 → (𝜓 → (𝜒 → 𝜃)))) | |
3 | 1, 2 | mpbi 220 | 1 ⊢ (𝜑 → (𝜓 → (𝜒 → 𝜃))) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ( wvd3 38803 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 |
This theorem depends on definitions: df-bi 197 df-an 386 df-3an 1039 df-vd3 38806 |
This theorem is referenced by: in3 38834 in3an 38836 gen31 38846 e333 38960 e233 38992 e323 38993 |
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