| Mathbox for Glauco Siliprandi |
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| Mirrors > Home > MPE Home > Th. List > Mathboxes > eluzd | Structured version Visualization version GIF version | ||
| Description: Membership in an upper set of integers. (Contributed by Glauco Siliprandi, 23-Oct-2021.) |
| Ref | Expression |
|---|---|
| eluzd.1 | ⊢ 𝑍 = (ℤ≥‘𝑀) |
| eluzd.2 | ⊢ (𝜑 → 𝑀 ∈ ℤ) |
| eluzd.3 | ⊢ (𝜑 → 𝑁 ∈ ℤ) |
| eluzd.4 | ⊢ (𝜑 → 𝑀 ≤ 𝑁) |
| Ref | Expression |
|---|---|
| eluzd | ⊢ (𝜑 → 𝑁 ∈ 𝑍) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | eluzd.2 | . . 3 ⊢ (𝜑 → 𝑀 ∈ ℤ) | |
| 2 | eluzd.3 | . . 3 ⊢ (𝜑 → 𝑁 ∈ ℤ) | |
| 3 | eluzd.4 | . . 3 ⊢ (𝜑 → 𝑀 ≤ 𝑁) | |
| 4 | eluz2 13011 | . . 3 ⊢ (𝑁 ∈ (ℤ≥‘𝑀) ↔ (𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ ∧ 𝑀 ≤ 𝑁)) | |
| 5 | 1, 2, 3, 4 | syl3anbrc 1362 | . 2 ⊢ (𝜑 → 𝑁 ∈ (ℤ≥‘𝑀)) |
| 6 | eluzd.1 | . 2 ⊢ 𝑍 = (ℤ≥‘𝑀) | |
| 7 | 5, 6 | eleqtrrdi 2875 | 1 ⊢ (𝜑 → 𝑁 ∈ 𝑍) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 = wceq 1570 ∈ wcel 2147 class class class wbr 5108 ‘cfv 6566 ≤ cle 11383 ℤcz 12733 ℤ≥cuz 13005 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1945 ax-6 2002 ax-7 2043 ax-8 2149 ax-9 2157 ax-10 2180 ax-11 2197 ax-12 2216 ax-ext 2735 ax-sep 5255 ax-nul 5266 ax-pr 5398 ax-cnex 11295 ax-resscn 11296 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-nf 1817 df-sb 2102 df-mo 2567 df-eu 2597 df-clab 2742 df-cleq 2755 df-clel 2839 df-nfc 2913 df-ne 2960 df-ral 3081 df-rex 3091 df-rab 3417 df-v 3456 df-ss 3901 df-dif 4050 df-in 4094 df-un 4154 df-nul 4282 df-if 4486 df-pw 4562 df-sn 4589 df-pr 4591 df-op 4841 df-uni 4873 df-br 5109 df-opab 5174 df-mpt 5193 df-id 5553 df-xp 5664 df-rel 5665 df-cnv 5666 df-co 5667 df-dm 5668 df-rn 5669 df-res 5670 df-ima 5671 df-iota 6520 df-fun 6568 df-fn 6569 df-f 6570 df-fv 6574 df-ov 7454 df-neg 11583 df-z 12734 df-uz 13006 |
| This theorem is used by: uzublem 46713 uzinico 46844 uzubioo 46850 sumnnodd 46915 limsupubuzlem 46995 limsupequzlem 47005 limsupmnfuzlem 47009 limsupequzmptlem 47011 limsupre3uzlem 47018 supcnvlimsup 47023 limsup10exlem 47055 fourierdlem48 47437 fourierdlem49 47438 smflimsuplem4 48106 smfliminflem 48113 |
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