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| Mirrors > Home > MPE Home > Th. List > rpreccld | Structured version Visualization version GIF version | ||
| Description: Closure law for reciprocation of positive reals. (Contributed by Mario Carneiro, 28-May-2016.) |
| Ref | Expression |
|---|---|
| rpred.1 | ⊢ (𝜑 → 𝐴 ∈ ℝ+) |
| Ref | Expression |
|---|---|
| rpreccld | ⊢ (𝜑 → (1 / 𝐴) ∈ ℝ+) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | rpred.1 | . 2 ⊢ (𝜑 → 𝐴 ∈ ℝ+) | |
| 2 | rpreccl 12961 | . 2 ⊢ (𝐴 ∈ ℝ+ → (1 / 𝐴) ∈ ℝ+) | |
| 3 | 1, 2 | syl 17 | 1 ⊢ (𝜑 → (1 / 𝐴) ∈ ℝ+) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∈ wcel 2119 (class class class)co 7356 1c1 11030 / cdiv 11798 ℝ+crp 12933 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1802 ax-4 1816 ax-5 1917 ax-6 1974 ax-7 2015 ax-8 2121 ax-9 2129 ax-10 2152 ax-11 2168 ax-12 2189 ax-ext 2711 ax-sep 5218 ax-nul 5228 ax-pow 5294 ax-pr 5362 ax-un 7678 ax-resscn 11086 ax-1cn 11087 ax-icn 11088 ax-addcl 11089 ax-addrcl 11090 ax-mulcl 11091 ax-mulrcl 11092 ax-mulcom 11093 ax-addass 11094 ax-mulass 11095 ax-distr 11096 ax-i2m1 11097 ax-1ne0 11098 ax-1rid 11099 ax-rnegex 11100 ax-rrecex 11101 ax-cnre 11102 ax-pre-lttri 11103 ax-pre-lttrn 11104 ax-pre-ltadd 11105 ax-pre-mulgt0 11106 |
| This theorem depends on definitions: df-bi 208 df-an 397 df-or 854 df-3or 1093 df-3an 1094 df-tru 1550 df-fal 1560 df-ex 1787 df-nf 1791 df-sb 2074 df-mo 2543 df-eu 2573 df-clab 2718 df-cleq 2731 df-clel 2814 df-nfc 2888 df-ne 2935 df-nel 3039 df-ral 3054 df-rex 3064 df-rmo 3344 df-reu 3345 df-rab 3392 df-v 3433 df-sbc 3724 df-csb 3832 df-dif 3886 df-un 3888 df-in 3890 df-ss 3900 df-nul 4262 df-if 4455 df-pw 4531 df-sn 4556 df-pr 4558 df-op 4562 df-uni 4839 df-br 5073 df-opab 5135 df-mpt 5154 df-id 5513 df-po 5526 df-so 5527 df-xp 5624 df-rel 5625 df-cnv 5626 df-co 5627 df-dm 5628 df-rn 5629 df-res 5630 df-ima 5631 df-iota 6441 df-fun 6487 df-fn 6488 df-f 6489 df-f1 6490 df-fo 6491 df-f1o 6492 df-fv 6493 df-riota 7313 df-ov 7359 df-oprab 7360 df-mpo 7361 df-er 8633 df-en 8884 df-dom 8885 df-sdom 8886 df-pnf 11172 df-mnf 11173 df-xr 11174 df-ltxr 11175 df-le 11176 df-sub 11370 df-neg 11371 df-div 11799 df-rp 12934 |
| This theorem is referenced by: rprecred 12988 resqrex 15203 rlimno1 15607 supcvg 15812 harmonic 15815 expcnv 15820 eirrlem 16162 prmreclem5 16882 prmreclem6 16883 met1stc 24504 met2ndci 24505 nmoi2 24713 bcthlem5 25313 ovolsca 25500 vitali 25598 ismbf3d 25639 itg2seq 25727 itg2mulclem 25731 itg2mulc 25732 aalioulem3 26318 aaliou3lem8 26329 dvradcnv 26404 tanregt0 26521 divlogrlim 26617 advlogexp 26637 logtayllem 26641 divcxp 26669 cxpcn3lem 26729 loglesqrt 26743 logbrec 26764 ang180lem2 26792 asinlem3 26853 leibpi 26924 rlimcnp 26947 rlimcnp2 26948 efrlim 26951 cxplim 26953 cxp2lim 26958 divsqrtsumlem 26961 amgmlem 26971 emcllem2 26978 emcllem4 26980 emcllem5 26981 emcllem6 26982 fsumharmonic 26993 lgamgulmlem5 27014 lgambdd 27018 basellem3 27064 basellem6 27067 logfaclbnd 27203 bclbnd 27261 rplogsumlem2 27466 rpvmasumlem 27468 dchrisum0lem2a 27498 log2sumbnd 27525 logdivbnd 27537 pntlemo 27588 nrt2irr 30561 smcnlem 30786 minvecolem3 30965 minvecolem4 30969 esumdivc 34267 dya2ub 34454 omssubadd 34484 logdivsqrle 34834 iprodgam 35970 faclimlem1 35971 faclimlem3 35973 faclim 35974 iprodfac 35975 poimirlem29 38016 poimirlem30 38017 heiborlem3 38180 heiborlem6 38183 heiborlem8 38185 heibor 38188 irrapxlem4 43270 irrapxlem5 43271 oddfl 45726 xralrple4 45817 xrralrecnnge 45834 ioodvbdlimc1lem2 46375 ioodvbdlimc2lem 46377 stoweid 46506 wallispi 46513 stirlinglem1 46517 stirlinglem6 46522 stirlinglem10 46526 stirlinglem11 46527 dirkertrigeqlem3 46543 dirkercncflem2 46547 iinhoiicc 47117 iunhoiioo 47119 vonioolem2 47124 vonicclem1 47126 eenglngeehlnmlem2 49229 amgmlemALT 50293 young2d 50295 |
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