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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 13164 | . 2 ⊢ (𝜑 → 𝐴 ∈ ℝ) |
| 3 | 2 | rexrd 11359 | 1 ⊢ (𝜑 → 𝐴 ∈ ℝ*) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∈ wcel 2145 ℝ*cxr 11342 ℝ+crp 13120 |
| 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 2733 |
| 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 2740 df-cleq 2753 df-clel 2836 df-rab 3414 df-v 3453 df-un 3904 df-ss 3916 df-xr 11347 df-rp 13121 |
| This theorem is used by: sgnmulrp2 15261 ssblex 24747 metequiv2 24829 metss2lem 24830 methaus 24839 met1stc 24840 met2ndci 24841 metcnp 24860 metcnpi3 24865 metustexhalf 24875 blval2 24881 metuel2 24884 nmoi2 25049 metdcnlem 25156 metdscnlem 25175 metnrmlem2 25180 metnrmlem3 25181 cnheibor 25276 cnllycmp 25277 lebnumlem3 25284 nmoleub2lem 25435 nmhmcn 25441 iscfil2 25587 cfil3i 25590 iscfil3 25594 cfilfcls 25595 iscmet3lem2 25613 caubl 25629 caublcls 25630 relcmpcmet 25639 bcthlem2 25646 bcthlem4 25648 bcthlem5 25649 ellimc3 26199 ftc1a 26357 ulmdvlem1 26727 psercnlem2 26751 psercn 26753 pserdvlem2 26755 pserdv 26756 efopn 26986 logccv 26991 efrlim 27297 lgamucov 27365 ftalem3 27402 logexprlim 27552 pntpbnd1a 27912 pntleme 27935 pntlem3 27936 pntleml 27938 ubthlem1 31472 ubthlem2 31473 tpr2rico 34544 xrmulc1cn 34562 omssubadd 34932 ptrecube 38538 poimirlem29 38567 heicant 38573 ftc1anclem6 38616 ftc1anclem7 38617 sstotbnd2 38708 equivtotbnd 38712 totbndbnd 38723 cntotbnd 38730 heibor1lem 38743 heiborlem3 38747 heiborlem6 38750 heiborlem8 38752 supxrge 46349 infrpge 46362 infleinflem1 46380 stoweid 47072 qndenserrnbl 47304 sge0rpcpnf 47430 sge0xaddlem1 47442 |
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