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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 10641 | . 2 ⊢ 1 ∈ ℝ | |
2 | 1 | renegcli 10947 | 1 ⊢ -1 ∈ ℝ |
Colors of variables: wff setvar class |
Syntax hints: ∈ wcel 2114 ℝcr 10536 1c1 10538 -cneg 10871 |
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 |
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-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-ltxr 10680 df-sub 10872 df-neg 10873 |
This theorem is referenced by: dfceil2 13210 bernneq 13591 crre 14473 remim 14476 iseraltlem2 15039 iseraltlem3 15040 iseralt 15041 tanhbnd 15514 sinbnd2 15535 cosbnd2 15536 psgnodpmr 20734 xrhmeo 23550 xrhmph 23551 vitalilem2 24210 vitalilem4 24212 vitali 24214 mbfneg 24251 i1fsub 24309 itg1sub 24310 i1fibl 24408 itgitg1 24409 recosf1o 25119 efif1olem3 25128 relogbdiv 25357 ang180lem3 25389 1cubrlem 25419 atanre 25463 acosrecl 25481 atandmcj 25487 leibpilem2 25519 leibpi 25520 leibpisum 25521 wilthlem1 25645 wilthlem2 25646 basellem3 25660 zabsle1 25872 lgsvalmod 25892 lgsdir2lem4 25904 gausslemma2dlem6 25948 lgseisen 25955 ostth3 26214 axlowdimlem7 26734 ipidsq 28487 ipasslem10 28616 hisubcomi 28881 normlem9 28895 hmopd 29799 sgnclre 31797 sgnnbi 31803 sgnpbi 31804 sgnsgn 31806 signswch 31831 signstf 31836 signsvfn 31852 subfacval2 32434 iexpire 32967 bcneg1 32968 cnndvlem1 33876 ftc1anclem5 34986 asindmre 34992 dvasin 34993 dvacos 34994 dvreasin 34995 dvreacos 34996 areacirclem1 34997 2xp3dxp2ge1d 39117 stoweidlem22 42327 etransclem46 42585 smfneg 43098 3exp4mod41 43801 |
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