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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 2145 | . . 3 ⊢ (𝑁 ∈ 𝑍 ↔ 𝑁 ∈ (ℤ≥‘𝐾)) |
3 | uztrn 8635 | . . . 4 ⊢ ((𝑀 ∈ (ℤ≥‘𝑁) ∧ 𝑁 ∈ (ℤ≥‘𝐾)) → 𝑀 ∈ (ℤ≥‘𝐾)) | |
4 | 3 | ancoms 264 | . . 3 ⊢ ((𝑁 ∈ (ℤ≥‘𝐾) ∧ 𝑀 ∈ (ℤ≥‘𝑁)) → 𝑀 ∈ (ℤ≥‘𝐾)) |
5 | 2, 4 | sylanb 278 | . 2 ⊢ ((𝑁 ∈ 𝑍 ∧ 𝑀 ∈ (ℤ≥‘𝑁)) → 𝑀 ∈ (ℤ≥‘𝐾)) |
6 | 5, 1 | syl6eleqr 2172 | 1 ⊢ ((𝑁 ∈ 𝑍 ∧ 𝑀 ∈ (ℤ≥‘𝑁)) → 𝑀 ∈ 𝑍) |
Colors of variables: wff set class |
Syntax hints: → wi 4 ∧ wa 102 = wceq 1284 ∈ wcel 1433 ‘cfv 4922 ℤ≥cuz 8619 |
This theorem was proved from axioms: ax-1 5 ax-2 6 ax-mp 7 ax-ia1 104 ax-ia2 105 ax-ia3 106 ax-in1 576 ax-in2 577 ax-io 662 ax-5 1376 ax-7 1377 ax-gen 1378 ax-ie1 1422 ax-ie2 1423 ax-8 1435 ax-10 1436 ax-11 1437 ax-i12 1438 ax-bndl 1439 ax-4 1440 ax-13 1444 ax-14 1445 ax-17 1459 ax-i9 1463 ax-ial 1467 ax-i5r 1468 ax-ext 2063 ax-sep 3896 ax-pow 3948 ax-pr 3964 ax-un 4188 ax-setind 4280 ax-cnex 7067 ax-resscn 7068 ax-pre-ltwlin 7089 |
This theorem depends on definitions: df-bi 115 df-3or 920 df-3an 921 df-tru 1287 df-fal 1290 df-nf 1390 df-sb 1686 df-eu 1944 df-mo 1945 df-clab 2068 df-cleq 2074 df-clel 2077 df-nfc 2208 df-ne 2246 df-nel 2340 df-ral 2353 df-rex 2354 df-rab 2357 df-v 2603 df-sbc 2816 df-dif 2975 df-un 2977 df-in 2979 df-ss 2986 df-pw 3384 df-sn 3404 df-pr 3405 df-op 3407 df-uni 3602 df-br 3786 df-opab 3840 df-mpt 3841 df-id 4048 df-xp 4369 df-rel 4370 df-cnv 4371 df-co 4372 df-dm 4373 df-rn 4374 df-res 4375 df-ima 4376 df-iota 4887 df-fun 4924 df-fn 4925 df-f 4926 df-fv 4930 df-ov 5535 df-pnf 7155 df-mnf 7156 df-xr 7157 df-ltxr 7158 df-le 7159 df-neg 7282 df-z 8352 df-uz 8620 |
This theorem is referenced by: eluznn0 8686 eluznn 8687 elfzuz2 9048 rexuz3 9876 r19.29uz 9878 r19.2uz 9879 clim2 10122 clim2c 10123 clim0c 10125 2clim 10140 climabs0 10146 climcn1 10147 climcn2 10148 climsqz 10173 climsqz2 10174 clim2iser 10175 clim2iser2 10176 climub 10182 serif0 10189 |
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