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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 13087 | . 2 ⊢ (𝜑 → 𝐴 ∈ ℝ) |
| 3 | 2 | rexrd 11284 | 1 ⊢ (𝜑 → 𝐴 ∈ ℝ*) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∈ wcel 2145 ℝ*cxr 11267 ℝ+crp 13043 |
| 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 2147 ax-9 2155 ax-ext 2732 |
| 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 2739 df-cleq 2752 df-clel 2835 df-rab 3413 df-v 3452 df-un 3904 df-ss 3916 df-xr 11272 df-rp 13044 |
| This theorem is used by: sgnmulrp2 15182 ssblex 24655 metequiv2 24737 metss2lem 24738 methaus 24747 met1stc 24748 met2ndci 24749 metcnp 24768 metcnpi3 24773 metustexhalf 24783 blval2 24789 metuel2 24792 nmoi2 24957 metdcnlem 25064 metdscnlem 25083 metnrmlem2 25088 metnrmlem3 25089 cnheibor 25184 cnllycmp 25185 lebnumlem3 25192 nmoleub2lem 25343 nmhmcn 25349 iscfil2 25495 cfil3i 25498 iscfil3 25502 cfilfcls 25503 iscmet3lem2 25521 caubl 25537 caublcls 25538 relcmpcmet 25547 bcthlem2 25554 bcthlem4 25556 bcthlem5 25557 ellimc3 26107 ftc1a 26265 ulmdvlem1 26637 psercnlem2 26661 psercn 26663 pserdvlem2 26665 pserdv 26666 efopn 26896 logccv 26901 efrlim 27207 lgamucov 27275 ftalem3 27312 logexprlim 27462 pntpbnd1a 27822 pntleme 27845 pntlem3 27846 pntleml 27848 ubthlem1 31352 ubthlem2 31353 tpr2rico 34423 xrmulc1cn 34441 omssubadd 34812 ptrecube 38370 poimirlem29 38399 heicant 38405 ftc1anclem6 38448 ftc1anclem7 38449 sstotbnd2 38525 equivtotbnd 38529 totbndbnd 38540 cntotbnd 38547 heibor1lem 38560 heiborlem3 38564 heiborlem6 38567 heiborlem8 38569 supxrge 46169 infrpge 46182 infleinflem1 46200 stoweid 46892 qndenserrnbl 47124 sge0rpcpnf 47250 sge0xaddlem1 47262 |
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