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Mirrors > Home > MPE Home > Th. List > ralrot3 | Structured version Visualization version GIF version |
Description: Rotate three restricted universal quantifiers. (Contributed by AV, 3-Dec-2021.) |
Ref | Expression |
---|---|
ralrot3 | ⊢ (∀𝑥 ∈ 𝐴 ∀𝑦 ∈ 𝐵 ∀𝑧 ∈ 𝐶 𝜑 ↔ ∀𝑧 ∈ 𝐶 ∀𝑥 ∈ 𝐴 ∀𝑦 ∈ 𝐵 𝜑) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | ralcom 3356 | . . 3 ⊢ (∀𝑦 ∈ 𝐵 ∀𝑧 ∈ 𝐶 𝜑 ↔ ∀𝑧 ∈ 𝐶 ∀𝑦 ∈ 𝐵 𝜑) | |
2 | 1 | ralbii 3167 | . 2 ⊢ (∀𝑥 ∈ 𝐴 ∀𝑦 ∈ 𝐵 ∀𝑧 ∈ 𝐶 𝜑 ↔ ∀𝑥 ∈ 𝐴 ∀𝑧 ∈ 𝐶 ∀𝑦 ∈ 𝐵 𝜑) |
3 | ralcom 3356 | . 2 ⊢ (∀𝑥 ∈ 𝐴 ∀𝑧 ∈ 𝐶 ∀𝑦 ∈ 𝐵 𝜑 ↔ ∀𝑧 ∈ 𝐶 ∀𝑥 ∈ 𝐴 ∀𝑦 ∈ 𝐵 𝜑) | |
4 | 2, 3 | bitri 277 | 1 ⊢ (∀𝑥 ∈ 𝐴 ∀𝑦 ∈ 𝐵 ∀𝑧 ∈ 𝐶 𝜑 ↔ ∀𝑧 ∈ 𝐶 ∀𝑥 ∈ 𝐴 ∀𝑦 ∈ 𝐵 𝜑) |
Colors of variables: wff setvar class |
Syntax hints: ↔ wb 208 ∀wral 3140 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1796 ax-4 1810 ax-5 1911 ax-11 2161 |
This theorem depends on definitions: df-bi 209 df-an 399 df-ex 1781 df-ral 3145 |
This theorem is referenced by: rmodislmodlem 19703 rmodislmod 19704 isclmp 23703 ntrneikb 40451 ntrneixb 40452 |
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