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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 13076 | . 2 ⊢ (𝜑 → 𝐴 ∈ ℝ) |
| 3 | 2 | rexrd 11274 | 1 ⊢ (𝜑 → 𝐴 ∈ ℝ*) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∈ wcel 2146 ℝ*cxr 11257 ℝ+crp 13032 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1943 ax-6 2000 ax-7 2041 ax-8 2148 ax-9 2156 ax-ext 2737 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-tru 1573 df-ex 1813 df-sb 2100 df-clab 2744 df-cleq 2757 df-clel 2840 df-rab 3419 df-v 3459 df-un 3911 df-ss 3923 df-xr 11262 df-rp 13033 |
| This theorem is used by: sgnmulrp2 15169 ssblex 24636 metequiv2 24718 metss2lem 24719 methaus 24728 met1stc 24729 met2ndci 24730 metcnp 24749 metcnpi3 24754 metustexhalf 24764 blval2 24770 metuel2 24773 nmoi2 24938 metdcnlem 25045 metdscnlem 25064 metnrmlem2 25069 metnrmlem3 25070 cnheibor 25165 cnllycmp 25166 lebnumlem3 25173 nmoleub2lem 25324 nmhmcn 25330 iscfil2 25476 cfil3i 25479 iscfil3 25483 cfilfcls 25484 iscmet3lem2 25502 caubl 25518 caublcls 25519 relcmpcmet 25528 bcthlem2 25535 bcthlem4 25537 bcthlem5 25538 ellimc3 26089 ftc1a 26247 ulmdvlem1 26614 psercnlem2 26638 psercn 26640 pserdvlem2 26642 pserdv 26643 efopn 26874 logccv 26879 efrlim 27185 lgamucov 27253 ftalem3 27290 logexprlim 27440 pntpbnd1a 27800 pntleme 27823 pntlem3 27824 pntleml 27826 ubthlem1 31293 ubthlem2 31294 tpr2rico 34366 xrmulc1cn 34384 omssubadd 34755 ptrecube 38328 poimirlem29 38357 heicant 38363 ftc1anclem6 38406 ftc1anclem7 38407 sstotbnd2 38483 equivtotbnd 38487 totbndbnd 38498 cntotbnd 38505 heibor1lem 38518 heiborlem3 38522 heiborlem6 38525 heiborlem8 38527 supxrge 46112 infrpge 46125 infleinflem1 46143 stoweid 46835 qndenserrnbl 47067 sge0rpcpnf 47193 sge0xaddlem1 47205 |
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