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Mirrors > Home > MPE Home > Th. List > neg1rr | Structured version Visualization version GIF version |
Description: -1 is a real number. (Contributed by David A. Wheeler, 5-Dec-2018.) |
Ref | Expression |
---|---|
neg1rr | ⊢ -1 ∈ ℝ |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | 1re 10630 | . 2 ⊢ 1 ∈ ℝ | |
2 | 1 | renegcli 10936 | 1 ⊢ -1 ∈ ℝ |
Colors of variables: wff setvar class |
Syntax hints: ∈ wcel 2111 ℝcr 10525 1c1 10527 -cneg 10860 |
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 |
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-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-ltxr 10669 df-sub 10861 df-neg 10862 |
This theorem is referenced by: dfceil2 13204 bernneq 13586 crre 14465 remim 14468 iseraltlem2 15031 iseraltlem3 15032 iseralt 15033 tanhbnd 15506 sinbnd2 15527 cosbnd2 15528 psgnodpmr 20279 xrhmeo 23551 xrhmph 23552 vitalilem2 24213 vitalilem4 24215 vitali 24217 mbfneg 24254 i1fsub 24312 itg1sub 24313 i1fibl 24411 itgitg1 24412 cos0pilt1 25124 recosf1o 25127 efif1olem3 25136 relogbdiv 25365 ang180lem3 25397 1cubrlem 25427 atanre 25471 acosrecl 25489 atandmcj 25495 leibpilem2 25527 leibpi 25528 leibpisum 25529 wilthlem1 25653 wilthlem2 25654 basellem3 25668 zabsle1 25880 lgsvalmod 25900 lgsdir2lem4 25912 gausslemma2dlem6 25956 lgseisen 25963 ostth3 26222 axlowdimlem7 26742 ipidsq 28493 ipasslem10 28622 hisubcomi 28887 normlem9 28901 hmopd 29805 sgnclre 31907 sgnnbi 31913 sgnpbi 31914 sgnsgn 31916 signswch 31941 signstf 31946 signsvfn 31962 subfacval2 32547 iexpire 33080 bcneg1 33081 cnndvlem1 33989 irrdiff 34740 ftc1anclem5 35134 asindmre 35140 dvasin 35141 dvacos 35142 dvreasin 35143 dvreacos 35144 areacirclem1 35145 2xp3dxp2ge1d 39387 sqrtcval 40341 sqrtcval2 40342 resqrtval 40343 imsqrtval 40344 stoweidlem22 42664 etransclem46 42922 smfneg 43435 3exp4mod41 44134 |
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