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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 2237 | . . 3 ⊢ (𝑁 ∈ 𝑍 ↔ 𝑁 ∈ (ℤ≥‘𝐾)) |
3 | uztrn 9503 | . . . 4 ⊢ ((𝑀 ∈ (ℤ≥‘𝑁) ∧ 𝑁 ∈ (ℤ≥‘𝐾)) → 𝑀 ∈ (ℤ≥‘𝐾)) | |
4 | 3 | ancoms 266 | . . 3 ⊢ ((𝑁 ∈ (ℤ≥‘𝐾) ∧ 𝑀 ∈ (ℤ≥‘𝑁)) → 𝑀 ∈ (ℤ≥‘𝐾)) |
5 | 2, 4 | sylanb 282 | . 2 ⊢ ((𝑁 ∈ 𝑍 ∧ 𝑀 ∈ (ℤ≥‘𝑁)) → 𝑀 ∈ (ℤ≥‘𝐾)) |
6 | 5, 1 | eleqtrrdi 2264 | 1 ⊢ ((𝑁 ∈ 𝑍 ∧ 𝑀 ∈ (ℤ≥‘𝑁)) → 𝑀 ∈ 𝑍) |
Colors of variables: wff set class |
Syntax hints: → wi 4 ∧ wa 103 = wceq 1348 ∈ wcel 2141 ‘cfv 5198 ℤ≥cuz 9487 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 105 ax-ia2 106 ax-ia3 107 ax-in1 609 ax-in2 610 ax-io 704 ax-5 1440 ax-7 1441 ax-gen 1442 ax-ie1 1486 ax-ie2 1487 ax-8 1497 ax-10 1498 ax-11 1499 ax-i12 1500 ax-bndl 1502 ax-4 1503 ax-17 1519 ax-i9 1523 ax-ial 1527 ax-i5r 1528 ax-13 2143 ax-14 2144 ax-ext 2152 ax-sep 4107 ax-pow 4160 ax-pr 4194 ax-un 4418 ax-setind 4521 ax-cnex 7865 ax-resscn 7866 ax-pre-ltwlin 7887 |
This theorem depends on definitions: df-bi 116 df-3or 974 df-3an 975 df-tru 1351 df-fal 1354 df-nf 1454 df-sb 1756 df-eu 2022 df-mo 2023 df-clab 2157 df-cleq 2163 df-clel 2166 df-nfc 2301 df-ne 2341 df-nel 2436 df-ral 2453 df-rex 2454 df-rab 2457 df-v 2732 df-sbc 2956 df-dif 3123 df-un 3125 df-in 3127 df-ss 3134 df-pw 3568 df-sn 3589 df-pr 3590 df-op 3592 df-uni 3797 df-br 3990 df-opab 4051 df-mpt 4052 df-id 4278 df-xp 4617 df-rel 4618 df-cnv 4619 df-co 4620 df-dm 4621 df-rn 4622 df-res 4623 df-ima 4624 df-iota 5160 df-fun 5200 df-fn 5201 df-f 5202 df-fv 5206 df-ov 5856 df-pnf 7956 df-mnf 7957 df-xr 7958 df-ltxr 7959 df-le 7960 df-neg 8093 df-z 9213 df-uz 9488 |
This theorem is referenced by: eluznn0 9558 eluznn 9559 elfzuz2 9985 rexuz3 10954 r19.29uz 10956 r19.2uz 10957 clim2 11246 clim2c 11247 clim0c 11249 2clim 11264 climabs0 11270 climcn1 11271 climcn2 11272 climsqz 11298 climsqz2 11299 clim2ser 11300 clim2ser2 11301 climub 11307 serf0 11315 mertenslemi1 11498 clim2divap 11503 fprodntrivap 11547 fprodeq0 11580 lmbrf 13009 lmss 13040 lmres 13042 txlm 13073 |
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