| Mathbox for Glauco Siliprandi |
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| Mirrors > Home > MPE Home > Th. List > Mathboxes > rpex | Structured version Visualization version GIF version | ||
| Description: The positive reals form a set. (Contributed by Glauco Siliprandi, 11-Oct-2020.) |
| Ref | Expression |
|---|---|
| rpex | ⊢ ℝ+ ∈ V |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | reex 11159 | . 2 ⊢ ℝ ∈ V | |
| 2 | rpssre 12959 | . 2 ⊢ ℝ+ ⊆ ℝ | |
| 3 | 1, 2 | ssexi 5277 | 1 ⊢ ℝ+ ∈ V |
| Colors of variables: wff setvar class |
| Syntax hints: ∈ wcel 2109 Vcvv 3447 ℝcr 11067 ℝ+crp 12951 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1795 ax-4 1809 ax-5 1910 ax-6 1967 ax-7 2008 ax-8 2111 ax-9 2119 ax-ext 2701 ax-sep 5251 ax-cnex 11124 ax-resscn 11125 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-3an 1088 df-tru 1543 df-ex 1780 df-sb 2066 df-clab 2708 df-cleq 2721 df-clel 2803 df-rab 3406 df-v 3449 df-in 3921 df-ss 3931 df-rp 12952 |
| This theorem is referenced by: ovncvrrp 46562 ovnsubaddlem1 46568 ovncvr2 46609 |
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