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| Mirrors > Home > MPE Home > Th. List > negeqi | Structured version Visualization version GIF version | ||
| Description: Equality inference for negatives. (Contributed by NM, 14-Feb-1995.) |
| Ref | Expression |
|---|---|
| negeqi.1 | ⊢ 𝐴 = 𝐵 |
| Ref | Expression |
|---|---|
| negeqi | ⊢ -𝐴 = -𝐵 |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | negeqi.1 | . 2 ⊢ 𝐴 = 𝐵 | |
| 2 | negeq 11343 | . 2 ⊢ (𝐴 = 𝐵 → -𝐴 = -𝐵) | |
| 3 | 1, 2 | ax-mp 5 | 1 ⊢ -𝐴 = -𝐵 |
| Colors of variables: wff setvar class |
| Syntax hints: = wceq 1540 -cneg 11336 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1795 ax-4 1809 ax-5 1910 ax-6 1967 ax-7 2008 ax-8 2111 ax-9 2119 ax-ext 2701 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3an 1088 df-tru 1543 df-fal 1553 df-ex 1780 df-sb 2066 df-clab 2708 df-cleq 2721 df-clel 2803 df-rab 3393 df-v 3435 df-dif 3902 df-un 3904 df-ss 3916 df-nul 4281 df-if 4473 df-sn 4574 df-pr 4576 df-op 4580 df-uni 4857 df-br 5089 df-iota 6432 df-fv 6484 df-ov 7343 df-neg 11338 |
| This theorem is referenced by: negsubdii 11437 recgt0ii 12019 m1expcl2 13980 crreczi 14123 absi 15180 geo2sum2 15768 bpoly2 15951 bpoly3 15952 sinhval 16050 coshval 16051 cos2bnd 16084 divalglem2 16293 m1expaddsub 19364 cnmsgnsubg 21468 psgninv 21473 ncvspi 25037 cphipval2 25122 ditg0 25735 cbvditg 25736 ang180lem2 26701 ang180lem3 26702 ang180lem4 26703 1cubrlem 26732 dcubic2 26735 atandm2 26768 efiasin 26779 asinsinlem 26782 asinsin 26783 asin1 26785 reasinsin 26787 atancj 26801 atantayl2 26829 ppiub 27096 lgseisenlem1 27267 lgseisenlem2 27268 lgsquadlem1 27272 ostth3 27530 nvpi 30598 ipidsq 30641 ipasslem10 30770 normlem1 31041 polid2i 31088 lnophmlem2 31948 archirngz 33126 cos9thpiminplylem1 33763 cos9thpiminplylem5 33767 xrge0iif1 33919 ballotlem2 34470 ditgeq123i 36200 cbvditgvw2 36240 itg2addnclem3 37670 dvasin 37701 areacirc 37710 cos2t3rdpi 42344 sin4t3rdpi 42345 cos4t3rdpi 42346 lhe4.4ex1a 44319 itgsin0pilem1 45945 stoweidlem26 46021 dirkertrigeqlem3 46095 fourierdlem103 46204 sqwvfourb 46224 fourierswlem 46225 proththd 47612 |
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