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| Mirrors > Home > MPE Home > Th. List > p0exALT | Structured version Visualization version GIF version | ||
| Description: Alternate proof of p0ex 5343 which is quite different and longer if snexALT 5342 is expanded. (Contributed by NM, 23-Dec-1993.) (Proof modification is discouraged.) (New usage is discouraged.) |
| Ref | Expression |
|---|---|
| p0exALT | ⊢ {∅} ∈ V |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | snexALT 5342 | 1 ⊢ {∅} ∈ V |
| Colors of variables: wff setvar class |
| Syntax hints: ∈ wcel 2144 Vcvv 3456 ∅c0 4287 {csn 4584 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1817 ax-4 1831 ax-5 1932 ax-6 1989 ax-7 2030 ax-8 2146 ax-9 2154 ax-ext 2736 ax-sep 5248 ax-nul 5258 ax-pow 5324 |
| This theorem depends on definitions: df-bi 209 df-an 400 df-3an 1101 df-tru 1565 df-fal 1575 df-ex 1802 df-sb 2093 df-clab 2743 df-cleq 2756 df-clel 2839 df-rab 3417 df-v 3458 df-dif 3909 df-in 3913 df-ss 3923 df-nul 4288 df-pw 4559 df-sn 4585 |
| This theorem is referenced by: (None) |
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