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| Mirrors > Home > MPE Home > Th. List > sucex | Structured version Visualization version GIF version | ||
| Description: The successor of a set is a set. (Contributed by NM, 30-Aug-1993.) |
| Ref | Expression |
|---|---|
| sucex.1 | ⊢ 𝐴 ∈ V |
| Ref | Expression |
|---|---|
| sucex | ⊢ suc 𝐴 ∈ V |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | sucex.1 | . 2 ⊢ 𝐴 ∈ V | |
| 2 | sucexg 7853 | . 2 ⊢ (𝐴 ∈ V → suc 𝐴 ∈ V) | |
| 3 | 1, 2 | ax-mp 5 | 1 ⊢ suc 𝐴 ∈ V |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: ∈ wcel 2147 Vcvv 3454 suc csuc 6390 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1945 ax-6 2002 ax-7 2043 ax-8 2149 ax-9 2157 ax-ext 2735 ax-sep 5255 ax-pr 5398 ax-un 7783 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3an 1105 df-tru 1573 df-ex 1813 df-sb 2102 df-clab 2742 df-cleq 2755 df-clel 2839 df-rab 3417 df-v 3456 df-ss 3901 df-in 4094 df-un 4154 df-sn 4589 df-pr 4591 df-uni 4873 df-suc 6394 |
| This theorem is used by: orduninsuc 7888 tfindsg 7906 tfinds2 7909 finds 7942 findsg 7943 finds2 7944 seqomlem1 8498 oasuc 8570 onasuc 8574 naddcllem 8723 infensuc 9212 inf0 9659 inf3lem1 9666 dfom3 9685 cantnflt 9710 cantnflem1 9727 cnfcom 9738 brttrcl2 9752 ssttrcl 9753 ttrcltr 9754 ttrclss 9758 ttrclselem2 9764 rankfilimbi 9939 infxpenlem 10131 pwsdompw 10320 cfslb2n 10385 cfsmolem 10387 fin1a2lem12 10528 axdc4lem 10572 alephreg 10706 bnj986 35696 bnj1018g 35704 bnj1018 35705 fineqvnttrclse 35933 satf 36326 dfon2lem7 36766 nmulprop 37154 rdgssun 38569 dford3lem2 44300 |
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