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| Mirrors > Home > MPE Home > Th. List > rpxr | Structured version Visualization version GIF version | ||
| Description: A positive real is an extended real. (Contributed by Mario Carneiro, 21-Aug-2015.) |
| Ref | Expression |
|---|---|
| rpxr | ⊢ (𝐴 ∈ ℝ+ → 𝐴 ∈ ℝ*) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | rpre 13055 | . 2 ⊢ (𝐴 ∈ ℝ+ → 𝐴 ∈ ℝ) | |
| 2 | 1 | rexrd 11287 | 1 ⊢ (𝐴 ∈ ℝ+ → 𝐴 ∈ ℝ*) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∈ wcel 2145 ℝ*cxr 11270 ℝ+crp 13046 |
| 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 2734 |
| 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 2741 df-cleq 2754 df-clel 2837 df-rab 3415 df-v 3455 df-un 3907 df-ss 3919 df-xr 11275 df-rp 13047 |
| This theorem is used by: xlemul1 13346 xlemul2 13347 xltmul1 13348 xltmul2 13349 modelico 13946 muladdmodid 13978 sgnrrp 15168 blcntrps 24644 blcntr 24645 blssexps 24658 blssex 24659 blin2 24661 neibl 24733 blnei 24734 metss 24740 metss2lem 24743 stdbdmet 24748 stdbdmopn 24750 metrest 24756 prdsxmslem2 24761 metcnp3 24772 metcnp 24773 metcnpi3 24778 txmetcnp 24779 metustid 24786 cfilucfil 24791 blval2 24794 elbl4 24795 metucn 24803 nmoix 24961 xrsmopn 25045 reperflem 25051 reconnlem2 25060 metdseq0 25087 cnllycmp 25190 lebnum 25198 xlebnum 25199 lebnumii 25200 nmhmcn 25354 lmmbr 25492 lmmbr2 25493 lmnn 25497 cfilfcls 25508 iscau2 25511 iscmet3lem2 25526 equivcfil 25533 flimcfil 25548 cmpcmet 25553 bcthlem5 25562 ellimc3 26113 pige3ALT 26765 efopnlem1 26901 efopnlem2 26902 efopn 26903 xrlimcnp 27213 efrlim 27214 lgamcvg2 27299 pntlemi 27848 pntlemp 27854 ubthlem1 31359 xdivpnfrp 33386 pnfinf 33631 signsply0 35067 cnllysconn 35832 poimirlem29 38406 heicant 38412 itg2gt0cn 38432 ftc1anc 38458 areacirclem1 38465 areacirc 38470 blssp 38514 sstotbnd2 38532 isbndx 38540 isbnd2 38541 isbnd3 38542 ssbnd 38546 prdstotbnd 38552 prdsbnd2 38553 cntotbnd 38554 ismtybndlem 38564 heibor1 38568 infleinflem1 46207 limcrecl 46467 islpcn 46475 etransclem18 47088 etransclem46 47116 ioorrnopnlem 47140 sge0iunmptlemre 47251 itscnhlinecirc02p 49723 |
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