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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 12416 | . 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 2114 (class class class)co 7156 1c1 10538 / cdiv 11297 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 ax-sep 5203 ax-nul 5210 ax-pow 5266 ax-pr 5330 ax-un 7461 ax-resscn 10594 ax-1cn 10595 ax-icn 10596 ax-addcl 10597 ax-addrcl 10598 ax-mulcl 10599 ax-mulrcl 10600 ax-mulcom 10601 ax-addass 10602 ax-mulass 10603 ax-distr 10604 ax-i2m1 10605 ax-1ne0 10606 ax-1rid 10607 ax-rnegex 10608 ax-rrecex 10609 ax-cnre 10610 ax-pre-lttri 10611 ax-pre-lttrn 10612 ax-pre-ltadd 10613 ax-pre-mulgt0 10614 |
This theorem depends on definitions: df-bi 209 df-an 399 df-or 844 df-3or 1084 df-3an 1085 df-tru 1540 df-ex 1781 df-nf 1785 df-sb 2070 df-mo 2622 df-eu 2654 df-clab 2800 df-cleq 2814 df-clel 2893 df-nfc 2963 df-ne 3017 df-nel 3124 df-ral 3143 df-rex 3144 df-reu 3145 df-rmo 3146 df-rab 3147 df-v 3496 df-sbc 3773 df-csb 3884 df-dif 3939 df-un 3941 df-in 3943 df-ss 3952 df-nul 4292 df-if 4468 df-pw 4541 df-sn 4568 df-pr 4570 df-op 4574 df-uni 4839 df-br 5067 df-opab 5129 df-mpt 5147 df-id 5460 df-po 5474 df-so 5475 df-xp 5561 df-rel 5562 df-cnv 5563 df-co 5564 df-dm 5565 df-rn 5566 df-res 5567 df-ima 5568 df-iota 6314 df-fun 6357 df-fn 6358 df-f 6359 df-f1 6360 df-fo 6361 df-f1o 6362 df-fv 6363 df-riota 7114 df-ov 7159 df-oprab 7160 df-mpo 7161 df-er 8289 df-en 8510 df-dom 8511 df-sdom 8512 df-pnf 10677 df-mnf 10678 df-xr 10679 df-ltxr 10680 df-le 10681 df-sub 10872 df-neg 10873 df-div 11298 df-rp 12391 |
This theorem is referenced by: rprecred 12443 resqrex 14610 rlimno1 15010 supcvg 15211 harmonic 15214 expcnv 15219 eirrlem 15557 prmreclem5 16256 prmreclem6 16257 met1stc 23131 met2ndci 23132 nmoi2 23339 bcthlem5 23931 ovolsca 24116 vitali 24214 ismbf3d 24255 itg2seq 24343 itg2mulclem 24347 itg2mulc 24348 aalioulem3 24923 aaliou3lem8 24934 dvradcnv 25009 tanregt0 25123 divlogrlim 25218 advlogexp 25238 logtayllem 25242 divcxp 25270 cxpcn3lem 25328 loglesqrt 25339 logbrec 25360 ang180lem2 25388 asinlem3 25449 leibpi 25520 rlimcnp 25543 rlimcnp2 25544 efrlim 25547 cxplim 25549 cxp2lim 25554 divsqrtsumlem 25557 amgmlem 25567 emcllem2 25574 emcllem4 25576 emcllem5 25577 emcllem6 25578 fsumharmonic 25589 lgamgulmlem5 25610 lgambdd 25614 basellem3 25660 basellem6 25663 logfaclbnd 25798 bclbnd 25856 rplogsumlem2 26061 rpvmasumlem 26063 dchrisum0lem2a 26093 log2sumbnd 26120 logdivbnd 26132 pntlemo 26183 smcnlem 28474 minvecolem3 28653 minvecolem4 28657 esumdivc 31342 dya2ub 31528 omssubadd 31558 logdivsqrle 31921 iprodgam 32974 faclimlem1 32975 faclimlem3 32977 faclim 32978 iprodfac 32979 poimirlem29 34936 poimirlem30 34937 heiborlem3 35106 heiborlem6 35109 heiborlem8 35111 heibor 35114 irrapxlem4 39471 irrapxlem5 39472 oddfl 41592 xralrple4 41690 xrralrecnnge 41711 ioodvbdlimc1lem2 42266 ioodvbdlimc2lem 42268 stoweid 42397 wallispi 42404 stirlinglem1 42408 stirlinglem6 42413 stirlinglem10 42417 stirlinglem11 42418 dirkertrigeqlem3 42434 dirkercncflem2 42438 iinhoiicc 43005 iunhoiioo 43007 vonioolem2 43012 vonicclem1 43014 eenglngeehlnmlem2 44774 amgmlemALT 44953 young2d 44955 |
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