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Mirrors > Home > MPE Home > Th. List > rexr | Structured version Visualization version GIF version |
Description: A standard real is an extended real. (Contributed by NM, 14-Oct-2005.) |
Ref | Expression |
---|---|
rexr | ⊢ (𝐴 ∈ ℝ → 𝐴 ∈ ℝ*) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | ressxr 9962 | . 2 ⊢ ℝ ⊆ ℝ* | |
2 | 1 | sseli 3564 | 1 ⊢ (𝐴 ∈ ℝ → 𝐴 ∈ ℝ*) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∈ wcel 1977 ℝcr 9814 ℝ*cxr 9952 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1713 ax-4 1728 ax-5 1827 ax-6 1875 ax-7 1922 ax-10 2006 ax-11 2021 ax-12 2034 ax-13 2234 ax-ext 2590 |
This theorem depends on definitions: df-bi 196 df-or 384 df-an 385 df-tru 1478 df-ex 1696 df-nf 1701 df-sb 1868 df-clab 2597 df-cleq 2603 df-clel 2606 df-nfc 2740 df-v 3175 df-un 3545 df-in 3547 df-ss 3554 df-xr 9957 |
This theorem is referenced by: rexri 9976 lenlt 9995 ltpnf 11830 mnflt 11833 xrltnsym 11846 xrlttr 11849 xrre 11874 xrre3 11876 max1 11890 max2 11892 min1 11894 min2 11895 maxle 11896 lemin 11897 maxlt 11898 ltmin 11899 max0sub 11901 qbtwnxr 11905 xralrple 11910 alrple 11911 xltnegi 11921 rexadd 11937 xaddnemnf 11941 xaddnepnf 11942 xaddcom 11945 xnegdi 11950 xpncan 11953 xnpcan 11954 xleadd1a 11955 xleadd1 11957 xltadd1 11958 xltadd2 11959 xsubge0 11963 rexmul 11973 xadddilem 11996 xadddir 11998 xrsupsslem 12009 xrinfmsslem 12010 xrub 12014 supxrun 12018 supxrunb1 12021 supxrunb2 12022 supxrbnd1 12023 supxrbnd2 12024 xrsup0 12025 supxrbnd 12030 infmremnf 12044 elioo4g 12105 elioc2 12107 elico2 12108 elicc2 12109 iccss 12112 iooshf 12123 iooneg 12163 icoshft 12165 difreicc 12175 hashbnd 12985 elicc4abs 13907 icodiamlt 14022 limsupgord 14051 pcadd 15431 ramubcl 15560 lt6abl 18119 xrsmcmn 19588 xrs1mnd 19603 xrs10 19604 xrsdsreval 19610 psmetge0 21927 xmetge0 21959 imasdsf1olem 21988 bl2in 22015 blssps 22039 blss 22040 blcld 22120 icopnfcld 22381 iocmnfcld 22382 bl2ioo 22403 blssioo 22406 xrtgioo 22417 xrsblre 22422 iccntr 22432 icccmplem2 22434 icccmp 22436 reconnlem2 22438 xrge0tsms 22445 icoopnst 22546 iocopnst 22547 ovolfioo 23043 ovolicc2lem1 23092 ovolicc2lem5 23096 voliunlem3 23127 icombl1 23138 icombl 23139 iccvolcl 23142 ovolioo 23143 ioovolcl 23144 uniiccdif 23152 volsup2 23179 mbfimasn 23207 ismbf3d 23227 mbfsup 23237 itg2seq 23315 dvlip2 23562 ply1remlem 23726 abelthlem3 23991 abelth 23999 sincosq2sgn 24055 sincosq3sgn 24056 sinq12ge0 24064 sincos6thpi 24071 sineq0 24077 efif1olem1 24092 efif1olem2 24093 efif1o 24096 eff1o 24099 loglesqrt 24299 basellem1 24607 pntlemo 25096 nmobndi 27014 nmopub2tALT 28152 nmfnleub2 28169 nmopcoadji 28344 rexdiv 28965 xrge0tsmsd 29116 pnfneige0 29325 lmxrge0 29326 hashf2 29473 sxbrsigalem0 29660 omssubadd 29689 orvcgteel 29856 orvclteel 29861 sgnclre 29928 sgnneg 29929 signstfvneq0 29975 ivthALT 31500 icorempt2 32375 icoreunrn 32383 iooelexlt 32386 relowlssretop 32387 relowlpssretop 32388 poimir 32612 mblfinlem2 32617 iblabsnclem 32643 bddiblnc 32650 ftc1anclem1 32655 ftc1anclem6 32660 areacirclem5 32674 areacirc 32675 blbnd 32756 iocmbl 36817 supxrre3 38482 supxrgere 38490 infrpge 38508 infxrunb2 38525 infxrbnd2 38526 infleinflem2 38528 xrralrecnnle 38543 ioomidp 38587 limsupre 38708 icccncfext 38773 volioc 38864 volico 38876 fourierdlem113 39112 meaiuninclem 39373 icoresmbl 39433 ovolval5lem1 39542 mbfresmf 39626 cnfsmf 39627 incsmf 39629 smfconst 39636 decsmf 39653 smfres 39675 smfco 39687 bgoldbtbndlem3 40223 |
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