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| Mirrors > Home > MPE Home > Th. List > omsucelsucb | Structured version Visualization version GIF version | ||
| Description: Membership is inherited by successors for natural numbers. (Contributed by AV, 15-Sep-2023.) |
| Ref | Expression |
|---|---|
| omsucelsucb | ⊢ (𝑁 ∈ ω ↔ suc 𝑁 ∈ suc ω) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | ordom 7878 | . 2 ⊢ Ord ω | |
| 2 | ordsucelsuc 7823 | . 2 ⊢ (Ord ω → (𝑁 ∈ ω ↔ suc 𝑁 ∈ suc ω)) | |
| 3 | 1, 2 | ax-mp 5 | 1 ⊢ (𝑁 ∈ ω ↔ suc 𝑁 ∈ suc ω) |
| Colors of variables: wff setvar class |
| Syntax hints: ↔ wb 206 ∈ wcel 2107 Ord word 6362 suc csuc 6365 ωcom 7868 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1794 ax-4 1808 ax-5 1909 ax-6 1966 ax-7 2006 ax-8 2109 ax-9 2117 ax-ext 2706 ax-sep 5276 ax-nul 5286 ax-pr 5412 ax-un 7736 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3or 1087 df-3an 1088 df-tru 1542 df-fal 1552 df-ex 1779 df-sb 2064 df-clab 2713 df-cleq 2726 df-clel 2808 df-ne 2932 df-ral 3051 df-rex 3060 df-rab 3420 df-v 3465 df-dif 3934 df-un 3936 df-in 3938 df-ss 3948 df-pss 3951 df-nul 4314 df-if 4506 df-pw 4582 df-sn 4607 df-pr 4609 df-op 4613 df-uni 4888 df-br 5124 df-opab 5186 df-tr 5240 df-eprel 5564 df-po 5572 df-so 5573 df-fr 5617 df-we 5619 df-ord 6366 df-on 6367 df-lim 6368 df-suc 6369 df-om 7869 |
| This theorem is referenced by: satf0suc 35315 sat1el2xp 35318 fmlasuc0 35323 |
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