| 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 12894 | . . 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 2871 | 1 ⊢ (𝜑 → 𝑁 ∈ 𝑍) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 = wceq 1570 ∈ wcel 2145 class class class wbr 5103 ‘cfv 6533 ≤ cle 11269 ℤcz 12616 ℤ≥cuz 12888 |
| 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 1943 ax-6 2000 ax-7 2041 ax-8 2147 ax-9 2155 ax-10 2178 ax-11 2194 ax-12 2213 ax-ext 2732 ax-sep 5251 ax-nul 5263 ax-pr 5398 ax-cnex 11181 ax-resscn 11182 |
| 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 2100 df-mo 2564 df-eu 2594 df-clab 2739 df-cleq 2752 df-clel 2835 df-nfc 2909 df-ne 2956 df-ral 3077 df-rex 3087 df-rab 3413 df-v 3452 df-dif 3902 df-un 3904 df-in 3906 df-ss 3916 df-nul 4280 df-if 4483 df-pw 4559 df-sn 4585 df-pr 4587 df-op 4591 df-uni 4868 df-br 5104 df-opab 5168 df-mpt 5187 df-id 5550 df-xp 5661 df-rel 5662 df-cnv 5663 df-co 5664 df-dm 5665 df-rn 5666 df-res 5667 df-ima 5668 df-iota 6489 df-fun 6535 df-fn 6536 df-f 6537 df-fv 6541 df-ov 7417 df-neg 11469 df-z 12617 df-uz 12889 |
| This theorem is used by: uzublem 46259 uzinico 46390 uzubioo 46396 limsupubuzlem 46541 limsupequzlem 46551 limsupmnfuzlem 46555 limsupequzmptlem 46557 limsupre3uzlem 46564 supcnvlimsup 46569 limsup10exlem 46601 fourierdlem48 46983 fourierdlem49 46984 smflimsuplem4 47652 smfliminflem 47659 |
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