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| Mirrors > Home > MPE Home > Th. List > Mathboxes > eluzelz2d | Structured version Visualization version GIF version | ||
| Description: A member of an upper set of integers is an integer. (Contributed by Glauco Siliprandi, 23-Oct-2021.) |
| Ref | Expression |
|---|---|
| eluzelz2d.1 | ⊢ 𝑍 = (ℤ≥‘𝑀) |
| eluzelz2d.2 | ⊢ (𝜑 → 𝑁 ∈ 𝑍) |
| Ref | Expression |
|---|---|
| eluzelz2d | ⊢ (𝜑 → 𝑁 ∈ ℤ) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | eluzelz2d.2 | . 2 ⊢ (𝜑 → 𝑁 ∈ 𝑍) | |
| 2 | eluzelz2d.1 | . . 3 ⊢ 𝑍 = (ℤ≥‘𝑀) | |
| 3 | 2 | eluzelz2 46087 | . 2 ⊢ (𝑁 ∈ 𝑍 → 𝑁 ∈ ℤ) |
| 4 | 1, 3 | syl 18 | 1 ⊢ (𝜑 → 𝑁 ∈ ℤ) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 = wceq 1568 ∈ wcel 2141 ‘cfv 6536 ℤcz 12590 ℤ≥cuz 12861 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1823 ax-4 1837 ax-5 1938 ax-6 1995 ax-7 2036 ax-8 2143 ax-9 2151 ax-10 2174 ax-11 2190 ax-12 2211 ax-ext 2733 ax-sep 5256 ax-nul 5268 ax-pr 5404 ax-cnex 11155 ax-resscn 11156 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3or 1102 df-3an 1103 df-tru 1571 df-fal 1581 df-ex 1808 df-nf 1812 df-sb 2095 df-mo 2565 df-eu 2595 df-clab 2740 df-cleq 2753 df-clel 2836 df-nfc 2910 df-ne 2957 df-ral 3078 df-rex 3088 df-rab 3415 df-v 3455 df-dif 3907 df-un 3909 df-in 3911 df-ss 3921 df-nul 4286 df-if 4487 df-pw 4563 df-sn 4589 df-pr 4591 df-op 4595 df-uni 4872 df-br 5109 df-opab 5173 df-mpt 5192 df-id 5556 df-xp 5667 df-rel 5668 df-cnv 5669 df-co 5670 df-dm 5671 df-rn 5672 df-res 5673 df-ima 5674 df-iota 6492 df-fun 6538 df-fn 6539 df-f 6540 df-fv 6544 df-ov 7413 df-neg 11443 df-z 12591 df-uz 12862 |
| This theorem is referenced by: uzred 46127 cvgcau 46174 limsupequzmpt2 46402 liminfequzmpt2 46475 xlimconst2 46519 iundjiunlem 47143 smflimsuplem1 47504 smflimsuplem4 47507 smflimsuplem8 47511 smfliminflem 47514 |
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