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| Mirrors > Home > MPE Home > Th. List > rpxrd | Structured version Visualization version GIF version | ||
| Description: A positive real is an extended real. (Contributed by Mario Carneiro, 28-May-2016.) |
| Ref | Expression |
|---|---|
| rpred.1 | ⊢ (𝜑 → 𝐴 ∈ ℝ+) |
| Ref | Expression |
|---|---|
| rpxrd | ⊢ (𝜑 → 𝐴 ∈ ℝ*) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | rpred.1 | . . 3 ⊢ (𝜑 → 𝐴 ∈ ℝ+) | |
| 2 | 1 | rpred 13171 | . 2 ⊢ (𝜑 → 𝐴 ∈ ℝ) |
| 3 | 2 | rexrd 11366 | 1 ⊢ (𝜑 → 𝐴 ∈ ℝ*) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∈ wcel 2144 ℝ*cxr 11349 ℝ+crp 13127 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1827 ax-4 1841 ax-5 1942 ax-6 1999 ax-7 2040 ax-8 2146 ax-9 2154 ax-ext 2732 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-tru 1572 df-ex 1812 df-sb 2099 df-clab 2739 df-cleq 2752 df-clel 2835 df-rab 3413 df-v 3452 df-ss 3897 df-un 4150 df-xr 11354 df-rp 13128 |
| This theorem is used by: sgnmulrp2 15270 ssblex 24756 metequiv2 24838 metss2lem 24839 methaus 24848 met1stc 24849 met2ndci 24850 metcnp 24869 metcnpi3 24874 metustexhalf 24884 blval2 24890 metuel2 24893 nmoi2 25058 metdcnlem 25165 metdscnlem 25184 metnrmlem2 25189 metnrmlem3 25190 cnheibor 25285 cnllycmp 25286 lebnumlem3 25293 nmoleub2lem 25444 nmhmcn 25450 iscfil2 25596 cfil3i 25599 iscfil3 25603 cfilfcls 25604 iscmet3lem2 25622 caubl 25638 caublcls 25639 relcmpcmet 25648 bcthlem2 25655 bcthlem4 25657 bcthlem5 25658 ellimc3 26208 ftc1a 26366 ulmdvlem1 26736 psercnlem2 26760 psercn 26762 pserdvlem2 26764 pserdv 26765 efopn 26995 logccv 27000 efrlim 27306 lgamucov 27374 ftalem3 27411 logexprlim 27561 pntpbnd1a 27921 pntleme 27944 pntlem3 27945 pntleml 27947 ubthlem1 31481 ubthlem2 31482 tpr2rico 34594 xrmulc1cn 34612 omssubadd 34982 ptrecube 38675 poimirlem29 38704 heicant 38710 ftc1anclem6 38753 ftc1anclem7 38754 sstotbnd2 38845 equivtotbnd 38849 totbndbnd 38860 cntotbnd 38867 heibor1lem 38880 heiborlem3 38884 heiborlem6 38887 heiborlem8 38889 supxrge 46486 infrpge 46499 infleinflem1 46517 stoweid 47209 qndenserrnbl 47441 sge0rpcpnf 47567 sge0xaddlem1 47579 |
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