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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 11376 | . 2 ⊢ (𝐴 = 𝐵 → -𝐴 = -𝐵) | |
| 3 | 1, 2 | ax-mp 5 | 1 ⊢ -𝐴 = -𝐵 |
| Colors of variables: wff setvar class |
| Syntax hints: = wceq 1547 -cneg 11369 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1802 ax-4 1816 ax-5 1917 ax-6 1974 ax-7 2015 ax-8 2121 ax-9 2129 ax-ext 2711 |
| This theorem depends on definitions: df-bi 208 df-an 397 df-or 854 df-3an 1094 df-tru 1550 df-fal 1560 df-ex 1787 df-sb 2074 df-clab 2718 df-cleq 2731 df-clel 2814 df-rab 3392 df-v 3433 df-dif 3886 df-un 3888 df-ss 3900 df-nul 4262 df-if 4455 df-sn 4556 df-pr 4558 df-op 4562 df-uni 4839 df-br 5073 df-iota 6441 df-fv 6493 df-ov 7359 df-neg 11371 |
| This theorem is referenced by: negsubdii 11470 recgt0ii 12053 m1expcl2 14038 crreczi 14181 absi 15239 geo2sum2 15830 bpoly2 16013 bpoly3 16014 sinhval 16112 coshval 16113 cos2bnd 16146 divalglem2 16355 m1expaddsub 19464 cnmsgnsubg 21552 psgninv 21557 ncvspi 25141 cphipval2 25226 ditg0 25838 cbvditg 25839 ang180lem2 26792 ang180lem3 26793 ang180lem4 26794 1cubrlem 26823 dcubic2 26826 atandm2 26859 efiasin 26870 asinsinlem 26873 asinsin 26874 asin1 26876 reasinsin 26878 atancj 26892 atantayl2 26920 ppiub 27185 lgseisenlem1 27356 lgseisenlem2 27357 lgsquadlem1 27361 ostth3 27619 nvpi 30756 ipidsq 30799 ipasslem10 30928 normlem1 31199 polid2i 31246 lnophmlem2 32106 archirngz 33270 cos9thpiminplylem1 33966 cos9thpiminplylem5 33970 xrge0iif1 34122 ballotlem2 34673 ditgeq123i 36437 cbvditgvw2 36477 itg2addnclem3 38040 dvasin 38071 areacirc 38080 cos2t3rdpi 42831 sin4t3rdpi 42832 cos4t3rdpi 42833 lhe4.4ex1a 44773 itgsin0pilem1 46393 stoweidlem26 46469 dirkertrigeqlem3 46543 fourierdlem103 46652 sqwvfourb 46672 fourierswlem 46673 proththd 48092 |
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