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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 12403 | . 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 2111 (class class class)co 7135 1c1 10527 / cdiv 11286 ℝ+crp 12377 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1911 ax-6 1970 ax-7 2015 ax-8 2113 ax-9 2121 ax-10 2142 ax-11 2158 ax-12 2175 ax-ext 2770 ax-sep 5167 ax-nul 5174 ax-pow 5231 ax-pr 5295 ax-un 7441 ax-resscn 10583 ax-1cn 10584 ax-icn 10585 ax-addcl 10586 ax-addrcl 10587 ax-mulcl 10588 ax-mulrcl 10589 ax-mulcom 10590 ax-addass 10591 ax-mulass 10592 ax-distr 10593 ax-i2m1 10594 ax-1ne0 10595 ax-1rid 10596 ax-rnegex 10597 ax-rrecex 10598 ax-cnre 10599 ax-pre-lttri 10600 ax-pre-lttrn 10601 ax-pre-ltadd 10602 ax-pre-mulgt0 10603 |
This theorem depends on definitions: df-bi 210 df-an 400 df-or 845 df-3or 1085 df-3an 1086 df-tru 1541 df-ex 1782 df-nf 1786 df-sb 2070 df-mo 2598 df-eu 2629 df-clab 2777 df-cleq 2791 df-clel 2870 df-nfc 2938 df-ne 2988 df-nel 3092 df-ral 3111 df-rex 3112 df-reu 3113 df-rmo 3114 df-rab 3115 df-v 3443 df-sbc 3721 df-csb 3829 df-dif 3884 df-un 3886 df-in 3888 df-ss 3898 df-nul 4244 df-if 4426 df-pw 4499 df-sn 4526 df-pr 4528 df-op 4532 df-uni 4801 df-br 5031 df-opab 5093 df-mpt 5111 df-id 5425 df-po 5438 df-so 5439 df-xp 5525 df-rel 5526 df-cnv 5527 df-co 5528 df-dm 5529 df-rn 5530 df-res 5531 df-ima 5532 df-iota 6283 df-fun 6326 df-fn 6327 df-f 6328 df-f1 6329 df-fo 6330 df-f1o 6331 df-fv 6332 df-riota 7093 df-ov 7138 df-oprab 7139 df-mpo 7140 df-er 8272 df-en 8493 df-dom 8494 df-sdom 8495 df-pnf 10666 df-mnf 10667 df-xr 10668 df-ltxr 10669 df-le 10670 df-sub 10861 df-neg 10862 df-div 11287 df-rp 12378 |
This theorem is referenced by: rprecred 12430 resqrex 14602 rlimno1 15002 supcvg 15203 harmonic 15206 expcnv 15211 eirrlem 15549 prmreclem5 16246 prmreclem6 16247 met1stc 23128 met2ndci 23129 nmoi2 23336 bcthlem5 23932 ovolsca 24119 vitali 24217 ismbf3d 24258 itg2seq 24346 itg2mulclem 24350 itg2mulc 24351 aalioulem3 24930 aaliou3lem8 24941 dvradcnv 25016 tanregt0 25131 divlogrlim 25226 advlogexp 25246 logtayllem 25250 divcxp 25278 cxpcn3lem 25336 loglesqrt 25347 logbrec 25368 ang180lem2 25396 asinlem3 25457 leibpi 25528 rlimcnp 25551 rlimcnp2 25552 efrlim 25555 cxplim 25557 cxp2lim 25562 divsqrtsumlem 25565 amgmlem 25575 emcllem2 25582 emcllem4 25584 emcllem5 25585 emcllem6 25586 fsumharmonic 25597 lgamgulmlem5 25618 lgambdd 25622 basellem3 25668 basellem6 25671 logfaclbnd 25806 bclbnd 25864 rplogsumlem2 26069 rpvmasumlem 26071 dchrisum0lem2a 26101 log2sumbnd 26128 logdivbnd 26140 pntlemo 26191 smcnlem 28480 minvecolem3 28659 minvecolem4 28663 esumdivc 31452 dya2ub 31638 omssubadd 31668 logdivsqrle 32031 iprodgam 33087 faclimlem1 33088 faclimlem3 33090 faclim 33091 iprodfac 33092 poimirlem29 35086 poimirlem30 35087 heiborlem3 35251 heiborlem6 35254 heiborlem8 35256 heibor 35259 irrapxlem4 39766 irrapxlem5 39767 oddfl 41908 xralrple4 42005 xrralrecnnge 42026 ioodvbdlimc1lem2 42574 ioodvbdlimc2lem 42576 stoweid 42705 wallispi 42712 stirlinglem1 42716 stirlinglem6 42721 stirlinglem10 42725 stirlinglem11 42726 dirkertrigeqlem3 42742 dirkercncflem2 42746 iinhoiicc 43313 iunhoiioo 43315 vonioolem2 43320 vonicclem1 43322 eenglngeehlnmlem2 45152 amgmlemALT 45331 young2d 45333 |
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