Mathbox for Glauco Siliprandi |
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Mirrors > Home > MPE Home > Th. List > Mathboxes > uzxr | Structured version Visualization version GIF version |
Description: An upper integer is an extended real. (Contributed by Glauco Siliprandi, 2-Jan-2022.) |
Ref | Expression |
---|---|
uzxr | ⊢ (𝐴 ∈ (ℤ≥‘𝑀) → 𝐴 ∈ ℝ*) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | eqid 2737 | . 2 ⊢ (ℤ≥‘𝑀) = (ℤ≥‘𝑀) | |
2 | id 22 | . 2 ⊢ (𝐴 ∈ (ℤ≥‘𝑀) → 𝐴 ∈ (ℤ≥‘𝑀)) | |
3 | 1, 2 | uzxrd 43387 | 1 ⊢ (𝐴 ∈ (ℤ≥‘𝑀) → 𝐴 ∈ ℝ*) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∈ wcel 2106 ‘cfv 6484 ℝ*cxr 11114 ℤ≥cuz 12688 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1913 ax-6 1971 ax-7 2011 ax-8 2108 ax-9 2116 ax-10 2137 ax-11 2154 ax-12 2171 ax-ext 2708 ax-sep 5248 ax-nul 5255 ax-pr 5377 ax-cnex 11033 ax-resscn 11034 |
This theorem depends on definitions: df-bi 206 df-an 398 df-or 846 df-3or 1088 df-3an 1089 df-tru 1544 df-fal 1554 df-ex 1782 df-nf 1786 df-sb 2068 df-mo 2539 df-eu 2568 df-clab 2715 df-cleq 2729 df-clel 2815 df-nfc 2887 df-ral 3063 df-rex 3072 df-rab 3405 df-v 3444 df-dif 3905 df-un 3907 df-in 3909 df-ss 3919 df-nul 4275 df-if 4479 df-pw 4554 df-sn 4579 df-pr 4581 df-op 4585 df-uni 4858 df-br 5098 df-opab 5160 df-mpt 5181 df-id 5523 df-xp 5631 df-rel 5632 df-cnv 5633 df-co 5634 df-dm 5635 df-rn 5636 df-res 5637 df-ima 5638 df-iota 6436 df-fun 6486 df-fn 6487 df-f 6488 df-fv 6492 df-ov 7345 df-xr 11119 df-neg 11314 df-z 12426 df-uz 12689 |
This theorem is referenced by: (None) |
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