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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 13204 | . 2 ⊢ (𝜑 → 𝐴 ∈ ℝ) |
| 3 | 2 | rexrd 11398 | 1 ⊢ (𝜑 → 𝐴 ∈ ℝ*) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∈ wcel 2147 ℝ*cxr 11381 ℝ+crp 13160 |
| 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 1945 ax-6 2002 ax-7 2043 ax-8 2149 ax-9 2157 ax-ext 2735 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-tru 1573 df-ex 1813 df-sb 2102 df-clab 2742 df-cleq 2755 df-clel 2839 df-rab 3417 df-v 3456 df-ss 3901 df-un 4154 df-xr 11386 df-rp 13161 |
| This theorem is used by: sgnmulrp2 15304 ssblex 24802 metequiv2 24884 metss2lem 24885 methaus 24894 met1stc 24895 met2ndci 24896 metcnp 24915 metcnpi3 24920 metustexhalf 24930 blval2 24936 metuel2 24939 nmoi2 25104 metdcnlem 25211 metdscnlem 25230 metnrmlem2 25235 metnrmlem3 25236 cnheibor 25331 cnllycmp 25332 lebnumlem3 25339 nmoleub2lem 25490 nmhmcn 25496 iscfil2 25642 cfil3i 25645 iscfil3 25649 cfilfcls 25650 iscmet3lem2 25668 caubl 25684 caublcls 25685 relcmpcmet 25694 bcthlem2 25701 bcthlem4 25703 bcthlem5 25704 ellimc3 26254 ftc1a 26412 ulmdvlem1 26784 psercnlem2 26808 psercn 26810 pserdvlem2 26812 pserdv 26813 efopn 27043 logccv 27048 efrlim 27354 lgamucov 27422 ftalem3 27459 logexprlim 27609 pntpbnd1a 27969 pntleme 27992 pntlem3 27993 pntleml 27995 ubthlem1 31529 ubthlem2 31530 tpr2rico 34655 xrmulc1cn 34673 omssubadd 35043 ptrecube 38806 poimirlem29 38835 heicant 38841 ftc1anclem6 38884 ftc1anclem7 38885 sstotbnd2 38974 equivtotbnd 38978 totbndbnd 38989 cntotbnd 38996 heibor1lem 39009 heiborlem3 39013 heiborlem6 39016 heiborlem8 39018 supxrge 46623 infrpge 46636 infleinflem1 46654 stoweid 47346 qndenserrnbl 47578 sge0rpcpnf 47704 sge0xaddlem1 47716 |
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