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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 12398 | . 2 ⊢ (𝐴 ∈ ℝ+ → 𝐴 ∈ ℝ) | |
2 | 1 | rexrd 10691 | 1 ⊢ (𝐴 ∈ ℝ+ → 𝐴 ∈ ℝ*) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∈ wcel 2114 ℝ*cxr 10674 ℝ+crp 12390 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1796 ax-4 1810 ax-5 1911 ax-6 1970 ax-7 2015 ax-8 2116 ax-9 2124 ax-10 2145 ax-11 2161 ax-12 2177 ax-ext 2793 |
This theorem depends on definitions: df-bi 209 df-an 399 df-or 844 df-tru 1540 df-ex 1781 df-nf 1785 df-sb 2070 df-clab 2800 df-cleq 2814 df-clel 2893 df-nfc 2963 df-rab 3147 df-v 3496 df-un 3941 df-in 3943 df-ss 3952 df-xr 10679 df-rp 12391 |
This theorem is referenced by: xlemul1 12684 xlemul2 12685 xltmul1 12686 xltmul2 12687 modelico 13250 muladdmodid 13280 sgnrrp 14450 blcntrps 23022 blcntr 23023 blssexps 23036 blssex 23037 blin2 23039 neibl 23111 blnei 23112 metss 23118 metss2lem 23121 stdbdmet 23126 stdbdmopn 23128 metrest 23134 prdsxmslem2 23139 metcnp3 23150 metcnp 23151 metcnpi3 23156 txmetcnp 23157 metustid 23164 cfilucfil 23169 blval2 23172 elbl4 23173 metucn 23181 nmoix 23338 xrsmopn 23420 reperflem 23426 reconnlem2 23435 metdseq0 23462 cnllycmp 23560 lebnum 23568 xlebnum 23569 lebnumii 23570 nmhmcn 23724 lmmbr 23861 lmmbr2 23862 lmnn 23866 cfilfcls 23877 iscau2 23880 iscmet3lem2 23895 equivcfil 23902 flimcfil 23917 cmpcmet 23922 bcthlem5 23931 ellimc3 24477 pige3ALT 25105 efopnlem1 25239 efopnlem2 25240 efopn 25241 xrlimcnp 25546 efrlim 25547 lgamcvg2 25632 pntlemi 26180 pntlemp 26186 ubthlem1 28647 xdivpnfrp 30609 pnfinf 30812 signsply0 31821 cnllysconn 32492 poimirlem29 34936 heicant 34942 itg2gt0cn 34962 ftc1anc 34990 areacirclem1 34997 areacirc 35002 blssp 35046 sstotbnd2 35067 isbndx 35075 isbnd2 35076 isbnd3 35077 ssbnd 35081 prdstotbnd 35087 prdsbnd2 35088 cntotbnd 35089 ismtybndlem 35099 heibor1 35103 infleinflem1 41658 limcrecl 41930 islpcn 41940 etransclem18 42557 etransclem46 42585 ioorrnopnlem 42609 sge0iunmptlemre 42717 itscnhlinecirc02p 44792 |
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