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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 7821 | . 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 2144 Vcvv 3450 suc csuc 6366 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1827 ax-4 1841 ax-5 1942 ax-6 1999 ax-7 2040 ax-8 2146 ax-9 2154 ax-ext 2732 ax-sep 5248 ax-pr 5390 ax-un 7753 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3an 1105 df-tru 1572 df-ex 1812 df-sb 2099 df-clab 2739 df-cleq 2752 df-clel 2835 df-rab 3413 df-v 3452 df-ss 3897 df-in 4090 df-un 4150 df-sn 4585 df-pr 4587 df-uni 4867 df-suc 6370 |
| This theorem is used by: orduninsuc 7856 tfindsg 7874 tfinds2 7877 finds 7910 findsg 7911 finds2 7912 seqomlem1 8465 oasuc 8537 onasuc 8541 naddcllem 8690 infensuc 9179 inf0 9627 inf3lem1 9634 dfom3 9653 cantnflt 9678 cantnflem1 9695 cnfcom 9706 brttrcl2 9720 ssttrcl 9721 ttrcltr 9722 ttrclss 9726 ttrclselem2 9732 rankfilimbi 9907 infxpenlem 10097 pwsdompw 10286 cfslb2n 10351 cfsmolem 10353 fin1a2lem12 10494 axdc4lem 10538 alephreg 10672 bnj986 35633 bnj1018g 35641 bnj1018 35642 fineqvnttrclse 35850 satf 36206 dfon2lem7 36645 nmulprop 37033 rdgssun 38408 dford3lem2 44141 |
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