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| Mirrors > Home > ILE Home > Th. List > uztrn2 | GIF version | ||
| Description: Transitive law for sets of upper integers. (Contributed by Mario Carneiro, 26-Dec-2013.) |
| Ref | Expression |
|---|---|
| uztrn2.1 | ⊢ 𝑍 = (ℤ≥‘𝐾) |
| Ref | Expression |
|---|---|
| uztrn2 | ⊢ ((𝑁 ∈ 𝑍 ∧ 𝑀 ∈ (ℤ≥‘𝑁)) → 𝑀 ∈ 𝑍) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | uztrn2.1 | . . . 4 ⊢ 𝑍 = (ℤ≥‘𝐾) | |
| 2 | 1 | eleq2i 2298 | . . 3 ⊢ (𝑁 ∈ 𝑍 ↔ 𝑁 ∈ (ℤ≥‘𝐾)) |
| 3 | uztrn 9772 | . . . 4 ⊢ ((𝑀 ∈ (ℤ≥‘𝑁) ∧ 𝑁 ∈ (ℤ≥‘𝐾)) → 𝑀 ∈ (ℤ≥‘𝐾)) | |
| 4 | 3 | ancoms 268 | . . 3 ⊢ ((𝑁 ∈ (ℤ≥‘𝐾) ∧ 𝑀 ∈ (ℤ≥‘𝑁)) → 𝑀 ∈ (ℤ≥‘𝐾)) |
| 5 | 2, 4 | sylanb 284 | . 2 ⊢ ((𝑁 ∈ 𝑍 ∧ 𝑀 ∈ (ℤ≥‘𝑁)) → 𝑀 ∈ (ℤ≥‘𝐾)) |
| 6 | 5, 1 | eleqtrrdi 2325 | 1 ⊢ ((𝑁 ∈ 𝑍 ∧ 𝑀 ∈ (ℤ≥‘𝑁)) → 𝑀 ∈ 𝑍) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 ∧ wa 104 = wceq 1397 ∈ wcel 2202 ‘cfv 5326 ℤ≥cuz 9754 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-in1 619 ax-in2 620 ax-io 716 ax-5 1495 ax-7 1496 ax-gen 1497 ax-ie1 1541 ax-ie2 1542 ax-8 1552 ax-10 1553 ax-11 1554 ax-i12 1555 ax-bndl 1557 ax-4 1558 ax-17 1574 ax-i9 1578 ax-ial 1582 ax-i5r 1583 ax-13 2204 ax-14 2205 ax-ext 2213 ax-sep 4207 ax-pow 4264 ax-pr 4299 ax-un 4530 ax-setind 4635 ax-cnex 8122 ax-resscn 8123 ax-pre-ltwlin 8144 |
| This theorem depends on definitions: df-bi 117 df-3or 1005 df-3an 1006 df-tru 1400 df-fal 1403 df-nf 1509 df-sb 1811 df-eu 2082 df-mo 2083 df-clab 2218 df-cleq 2224 df-clel 2227 df-nfc 2363 df-ne 2403 df-nel 2498 df-ral 2515 df-rex 2516 df-rab 2519 df-v 2804 df-sbc 3032 df-dif 3202 df-un 3204 df-in 3206 df-ss 3213 df-pw 3654 df-sn 3675 df-pr 3676 df-op 3678 df-uni 3894 df-br 4089 df-opab 4151 df-mpt 4152 df-id 4390 df-xp 4731 df-rel 4732 df-cnv 4733 df-co 4734 df-dm 4735 df-rn 4736 df-res 4737 df-ima 4738 df-iota 5286 df-fun 5328 df-fn 5329 df-f 5330 df-fv 5334 df-ov 6020 df-pnf 8215 df-mnf 8216 df-xr 8217 df-ltxr 8218 df-le 8219 df-neg 8352 df-z 9479 df-uz 9755 |
| This theorem is referenced by: eluznn0 9832 eluznn 9833 elfzuz2 10263 rexuz3 11550 r19.29uz 11552 r19.2uz 11553 clim2 11843 clim2c 11844 clim0c 11846 2clim 11861 climabs0 11867 climcn1 11868 climcn2 11869 climsqz 11895 climsqz2 11896 clim2ser 11897 clim2ser2 11898 climub 11904 serf0 11912 mertenslemi1 12095 clim2divap 12100 fprodntrivap 12144 fprodeq0 12177 lmbrf 14938 lmss 14969 lmres 14971 txlm 15002 |
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