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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 12933 | . 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 2113 (class class class)co 7358 1c1 11027 / cdiv 11794 ℝ+crp 12905 |
| 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 1968 ax-7 2009 ax-8 2115 ax-9 2123 ax-10 2146 ax-11 2162 ax-12 2184 ax-ext 2708 ax-sep 5241 ax-nul 5251 ax-pow 5310 ax-pr 5377 ax-un 7680 ax-resscn 11083 ax-1cn 11084 ax-icn 11085 ax-addcl 11086 ax-addrcl 11087 ax-mulcl 11088 ax-mulrcl 11089 ax-mulcom 11090 ax-addass 11091 ax-mulass 11092 ax-distr 11093 ax-i2m1 11094 ax-1ne0 11095 ax-1rid 11096 ax-rnegex 11097 ax-rrecex 11098 ax-cnre 11099 ax-pre-lttri 11100 ax-pre-lttrn 11101 ax-pre-ltadd 11102 ax-pre-mulgt0 11103 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3or 1087 df-3an 1088 df-tru 1544 df-fal 1554 df-ex 1781 df-nf 1785 df-sb 2068 df-mo 2539 df-eu 2569 df-clab 2715 df-cleq 2728 df-clel 2811 df-nfc 2885 df-ne 2933 df-nel 3037 df-ral 3052 df-rex 3061 df-rmo 3350 df-reu 3351 df-rab 3400 df-v 3442 df-sbc 3741 df-csb 3850 df-dif 3904 df-un 3906 df-in 3908 df-ss 3918 df-nul 4286 df-if 4480 df-pw 4556 df-sn 4581 df-pr 4583 df-op 4587 df-uni 4864 df-br 5099 df-opab 5161 df-mpt 5180 df-id 5519 df-po 5532 df-so 5533 df-xp 5630 df-rel 5631 df-cnv 5632 df-co 5633 df-dm 5634 df-rn 5635 df-res 5636 df-ima 5637 df-iota 6448 df-fun 6494 df-fn 6495 df-f 6496 df-f1 6497 df-fo 6498 df-f1o 6499 df-fv 6500 df-riota 7315 df-ov 7361 df-oprab 7362 df-mpo 7363 df-er 8635 df-en 8884 df-dom 8885 df-sdom 8886 df-pnf 11168 df-mnf 11169 df-xr 11170 df-ltxr 11171 df-le 11172 df-sub 11366 df-neg 11367 df-div 11795 df-rp 12906 |
| This theorem is referenced by: rprecred 12960 resqrex 15173 rlimno1 15577 supcvg 15779 harmonic 15782 expcnv 15787 eirrlem 16129 prmreclem5 16848 prmreclem6 16849 met1stc 24465 met2ndci 24466 nmoi2 24674 bcthlem5 25284 ovolsca 25472 vitali 25570 ismbf3d 25611 itg2seq 25699 itg2mulclem 25703 itg2mulc 25704 aalioulem3 26298 aaliou3lem8 26309 dvradcnv 26386 tanregt0 26504 divlogrlim 26600 advlogexp 26620 logtayllem 26624 divcxp 26652 cxpcn3lem 26713 loglesqrt 26727 logbrec 26748 ang180lem2 26776 asinlem3 26837 leibpi 26908 rlimcnp 26931 rlimcnp2 26932 efrlim 26935 efrlimOLD 26936 cxplim 26938 cxp2lim 26943 divsqrtsumlem 26946 amgmlem 26956 emcllem2 26963 emcllem4 26965 emcllem5 26966 emcllem6 26967 fsumharmonic 26978 lgamgulmlem5 26999 lgambdd 27003 basellem3 27049 basellem6 27052 logfaclbnd 27189 bclbnd 27247 rplogsumlem2 27452 rpvmasumlem 27454 dchrisum0lem2a 27484 log2sumbnd 27511 logdivbnd 27523 pntlemo 27574 nrt2irr 30548 smcnlem 30772 minvecolem3 30951 minvecolem4 30955 esumdivc 34240 dya2ub 34427 omssubadd 34457 logdivsqrle 34807 iprodgam 35936 faclimlem1 35937 faclimlem3 35939 faclim 35940 iprodfac 35941 poimirlem29 37850 poimirlem30 37851 heiborlem3 38014 heiborlem6 38017 heiborlem8 38019 heibor 38022 irrapxlem4 43067 irrapxlem5 43068 oddfl 45526 xralrple4 45617 xrralrecnnge 45634 ioodvbdlimc1lem2 46176 ioodvbdlimc2lem 46178 stoweid 46307 wallispi 46314 stirlinglem1 46318 stirlinglem6 46323 stirlinglem10 46327 stirlinglem11 46328 dirkertrigeqlem3 46344 dirkercncflem2 46348 iinhoiicc 46918 iunhoiioo 46920 vonioolem2 46925 vonicclem1 46927 eenglngeehlnmlem2 48984 amgmlemALT 50048 young2d 50050 |
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