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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 11449 | . 2 ⊢ (𝐴 = 𝐵 → -𝐴 = -𝐵) | |
| 3 | 1, 2 | ax-mp 5 | 1 ⊢ -𝐴 = -𝐵 |
| Colors of variables: wff setvar class |
| Syntax hints: = wceq 1567 -cneg 11442 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1822 ax-4 1836 ax-5 1937 ax-6 1994 ax-7 2035 ax-8 2151 ax-9 2159 ax-ext 2741 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3an 1103 df-tru 1570 df-fal 1580 df-ex 1807 df-sb 2098 df-clab 2748 df-cleq 2761 df-clel 2844 df-rab 3424 df-v 3465 df-dif 3916 df-un 3918 df-ss 3930 df-nul 4295 df-if 4493 df-sn 4595 df-pr 4597 df-op 4601 df-uni 4877 df-br 5114 df-iota 6493 df-fv 6545 df-ov 7414 df-neg 11444 |
| This theorem is referenced by: negsubdii 11543 recgt0ii 12121 m1expcl2 14121 crreczi 14264 absi 15337 geo2sum2 15928 bpoly2 16111 bpoly3 16112 sinhval 16210 coshval 16211 cos2bnd 16244 divalglem2 16453 m1expaddsub 19568 cnmsgnsubg 21696 psgninv 21701 ncvspi 25284 cphipval2 25369 ditg0 25981 cbvditg 25982 ang180lem2 26941 ang180lem3 26942 ang180lem4 26943 1cubrlem 26972 dcubic2 26975 atandm2 27008 efiasin 27019 asinsinlem 27022 asinsin 27023 asin1 27025 reasinsin 27027 atancj 27041 atantayl2 27069 ppiub 27334 lgseisenlem1 27505 lgseisenlem2 27506 lgsquadlem1 27510 ostth3 27768 nvpi 30960 ipidsq 31003 ipasslem10 31132 normlem1 31403 polid2i 31450 lnophmlem2 32310 archirngz 33450 cos9thpiminplylem1 34117 cos9thpiminplylem5 34121 xrge0iif1 34273 ballotlem2 34824 ditgeq123i 36610 cbvditgvw2 36650 itg2addnclem3 38212 dvasin 38243 areacirc 38252 25or6to4 42863 cos2t3rdpi 43005 sin4t3rdpi 43006 cos4t3rdpi 43007 lhe4.4ex1a 44931 itgsin0pilem1 46556 stoweidlem26 46632 dirkertrigeqlem3 46706 fourierdlem103 46815 sqwvfourb 46835 fourierswlem 46836 proththd 48255 |
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