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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 11379 | . 2 ⊢ (𝐴 = 𝐵 → -𝐴 = -𝐵) | |
| 3 | 1, 2 | ax-mp 5 | 1 ⊢ -𝐴 = -𝐵 |
| Colors of variables: wff setvar class |
| Syntax hints: = wceq 1542 -cneg 11372 |
| 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 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-ext 2709 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3an 1089 df-tru 1545 df-fal 1555 df-ex 1782 df-sb 2069 df-clab 2716 df-cleq 2729 df-clel 2812 df-rab 3391 df-v 3432 df-dif 3893 df-un 3895 df-ss 3907 df-nul 4275 df-if 4468 df-sn 4569 df-pr 4571 df-op 4575 df-uni 4852 df-br 5087 df-iota 6449 df-fv 6501 df-ov 7364 df-neg 11374 |
| This theorem is referenced by: negsubdii 11473 recgt0ii 12056 m1expcl2 14041 crreczi 14184 absi 15242 geo2sum2 15833 bpoly2 16016 bpoly3 16017 sinhval 16115 coshval 16116 cos2bnd 16149 divalglem2 16358 m1expaddsub 19467 cnmsgnsubg 21570 psgninv 21575 ncvspi 25136 cphipval2 25221 ditg0 25833 cbvditg 25834 ang180lem2 26790 ang180lem3 26791 ang180lem4 26792 1cubrlem 26821 dcubic2 26824 atandm2 26857 efiasin 26868 asinsinlem 26871 asinsin 26872 asin1 26874 reasinsin 26876 atancj 26890 atantayl2 26918 ppiub 27184 lgseisenlem1 27355 lgseisenlem2 27356 lgsquadlem1 27360 ostth3 27618 nvpi 30756 ipidsq 30799 ipasslem10 30928 normlem1 31199 polid2i 31246 lnophmlem2 32106 archirngz 33268 cos9thpiminplylem1 33945 cos9thpiminplylem5 33949 xrge0iif1 34101 ballotlem2 34652 ditgeq123i 36410 cbvditgvw2 36450 itg2addnclem3 38011 dvasin 38042 areacirc 38051 cos2t3rdpi 42803 sin4t3rdpi 42804 cos4t3rdpi 42805 lhe4.4ex1a 44777 itgsin0pilem1 46399 stoweidlem26 46475 dirkertrigeqlem3 46549 fourierdlem103 46658 sqwvfourb 46678 fourierswlem 46679 proththd 48092 |
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