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| Mirrors > Home > MPE Home > Th. List > rpgecld | Structured version Visualization version GIF version | ||
| Description: A number greater than or equal to a positive real is positive real. (Contributed by Mario Carneiro, 28-May-2016.) |
| Ref | Expression |
|---|---|
| rpgecld.1 | ⊢ (𝜑 → 𝐴 ∈ ℝ) |
| rpgecld.2 | ⊢ (𝜑 → 𝐵 ∈ ℝ+) |
| rpgecld.3 | ⊢ (𝜑 → 𝐵 ≤ 𝐴) |
| Ref | Expression |
|---|---|
| rpgecld | ⊢ (𝜑 → 𝐴 ∈ ℝ+) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | rpgecld.2 | . 2 ⊢ (𝜑 → 𝐵 ∈ ℝ+) | |
| 2 | rpgecld.1 | . 2 ⊢ (𝜑 → 𝐴 ∈ ℝ) | |
| 3 | rpgecld.3 | . 2 ⊢ (𝜑 → 𝐵 ≤ 𝐴) | |
| 4 | rpgecl 12961 | . 2 ⊢ ((𝐵 ∈ ℝ+ ∧ 𝐴 ∈ ℝ ∧ 𝐵 ≤ 𝐴) → 𝐴 ∈ ℝ+) | |
| 5 | 1, 2, 3, 4 | syl3anc 1374 | 1 ⊢ (𝜑 → 𝐴 ∈ ℝ+) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∈ wcel 2114 class class class wbr 5086 ℝcr 11026 ≤ cle 11169 ℝ+crp 12931 |
| 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 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-10 2147 ax-11 2163 ax-12 2185 ax-ext 2709 ax-sep 5231 ax-nul 5241 ax-pow 5300 ax-pr 5368 ax-un 7680 ax-resscn 11084 ax-1cn 11085 ax-addrcl 11088 ax-rnegex 11098 ax-cnre 11100 ax-pre-lttri 11101 ax-pre-lttrn 11102 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3an 1089 df-tru 1545 df-fal 1555 df-ex 1782 df-nf 1786 df-sb 2069 df-mo 2540 df-eu 2570 df-clab 2716 df-cleq 2729 df-clel 2812 df-nfc 2886 df-ne 2934 df-nel 3038 df-ral 3053 df-rex 3063 df-rab 3391 df-v 3432 df-sbc 3730 df-csb 3839 df-dif 3893 df-un 3895 df-in 3897 df-ss 3907 df-nul 4275 df-if 4468 df-pw 4544 df-sn 4569 df-pr 4571 df-op 4575 df-uni 4852 df-br 5087 df-opab 5149 df-mpt 5168 df-id 5517 df-xp 5628 df-rel 5629 df-cnv 5630 df-co 5631 df-dm 5632 df-rn 5633 df-res 5634 df-ima 5635 df-iota 6446 df-fun 6492 df-fn 6493 df-f 6494 df-f1 6495 df-fo 6496 df-f1o 6497 df-fv 6498 df-er 8634 df-en 8885 df-dom 8886 df-sdom 8887 df-pnf 11170 df-mnf 11171 df-xr 11172 df-ltxr 11173 df-le 11174 df-rp 12932 |
| This theorem is referenced by: rlimno1 15605 isumrpcl 15797 divlogrlim 26615 logno1 26616 chprpcl 27189 vmadivsumb 27465 vmalogdivsum2 27520 vmalogdivsum 27521 2vmadivsumlem 27522 selbergb 27531 selberg2b 27534 selberg3lem2 27540 selberg3 27541 selberg4lem1 27542 selberg4 27543 selberg3r 27551 selberg4r 27552 selberg34r 27553 pntrlog2bndlem1 27559 pntrlog2bndlem2 27560 pntrlog2bndlem3 27561 pntrlog2bndlem4 27562 pntrlog2bndlem5 27563 pntrlog2bndlem6a 27564 pntrlog2bndlem6 27565 pntrlog2bnd 27566 pntibndlem2 27573 pntlemb 27579 |
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