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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 13156 | . 2 ⊢ (𝐴 ∈ ℝ+ → 𝐴 ∈ ℝ) | |
| 2 | 1 | rexrd 11386 | 1 ⊢ (𝐴 ∈ ℝ+ → 𝐴 ∈ ℝ*) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∈ wcel 2147 ℝ*cxr 11369 ℝ+crp 13147 |
| 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 11374 df-rp 13148 |
| This theorem is used by: xlemul1 13447 xlemul2 13448 xltmul1 13449 xltmul2 13450 modelico 14048 muladdmodid 14080 sgnrrp 15273 blcntrps 24761 blcntr 24762 blssexps 24775 blssex 24776 blin2 24778 neibl 24850 blnei 24851 metss 24857 metss2lem 24860 stdbdmet 24865 stdbdmopn 24867 metrest 24873 prdsxmslem2 24878 metcnp3 24889 metcnp 24890 metcnpi3 24895 txmetcnp 24896 metustid 24903 cfilucfil 24908 blval2 24911 elbl4 24912 metucn 24920 nmoix 25078 xrsmopn 25162 reperflem 25168 reconnlem2 25177 metdseq0 25204 cnllycmp 25307 lebnum 25315 xlebnum 25316 lebnumii 25317 nmhmcn 25471 lmmbr 25609 lmmbr2 25610 lmnn 25614 cfilfcls 25625 iscau2 25628 iscmet3lem2 25643 equivcfil 25650 flimcfil 25665 cmpcmet 25670 bcthlem5 25679 ellimc3 26229 pige3ALT 26878 efopnlem1 27014 efopnlem2 27015 efopn 27016 xrlimcnp 27326 efrlim 27327 lgamcvg2 27412 pntlemi 27961 pntlemp 27967 ubthlem1 31502 xdivpnfrp 33569 pnfinf 33814 signsply0 35250 cnllysconn 36177 poimirlem29 38759 heicant 38765 itg2gt0cn 38785 ftc1anc 38811 areacirclem1 38818 areacirc 38823 blssp 38882 sstotbnd2 38900 isbndx 38908 isbnd2 38909 isbnd3 38910 ssbnd 38914 prdstotbnd 38920 prdsbnd2 38921 cntotbnd 38922 ismtybndlem 38932 heibor1 38936 infleinflem1 46586 limcrecl 46846 islpcn 46854 etransclem18 47467 etransclem46 47495 ioorrnopnlem 47519 sge0iunmptlemre 47630 itscnhlinecirc02p 50102 |
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