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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 11370 | . 2 ⊢ (𝐴 = 𝐵 → -𝐴 = -𝐵) | |
| 3 | 1, 2 | ax-mp 5 | 1 ⊢ -𝐴 = -𝐵 |
| Colors of variables: wff setvar class |
| Syntax hints: = wceq 1541 -cneg 11363 |
| 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 1968 ax-7 2009 ax-8 2115 ax-9 2123 ax-ext 2706 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3an 1088 df-tru 1544 df-fal 1554 df-ex 1781 df-sb 2068 df-clab 2713 df-cleq 2726 df-clel 2809 df-rab 3398 df-v 3440 df-dif 3902 df-un 3904 df-ss 3916 df-nul 4284 df-if 4478 df-sn 4579 df-pr 4581 df-op 4585 df-uni 4862 df-br 5097 df-iota 6446 df-fv 6498 df-ov 7359 df-neg 11365 |
| This theorem is referenced by: negsubdii 11464 recgt0ii 12046 m1expcl2 14006 crreczi 14149 absi 15207 geo2sum2 15795 bpoly2 15978 bpoly3 15979 sinhval 16077 coshval 16078 cos2bnd 16111 divalglem2 16320 m1expaddsub 19425 cnmsgnsubg 21530 psgninv 21535 ncvspi 25110 cphipval2 25195 ditg0 25808 cbvditg 25809 ang180lem2 26774 ang180lem3 26775 ang180lem4 26776 1cubrlem 26805 dcubic2 26808 atandm2 26841 efiasin 26852 asinsinlem 26855 asinsin 26856 asin1 26858 reasinsin 26860 atancj 26874 atantayl2 26902 ppiub 27169 lgseisenlem1 27340 lgseisenlem2 27341 lgsquadlem1 27345 ostth3 27603 nvpi 30691 ipidsq 30734 ipasslem10 30863 normlem1 31134 polid2i 31181 lnophmlem2 32041 archirngz 33220 cos9thpiminplylem1 33888 cos9thpiminplylem5 33892 xrge0iif1 34044 ballotlem2 34595 ditgeq123i 36352 cbvditgvw2 36392 itg2addnclem3 37813 dvasin 37844 areacirc 37853 cos2t3rdpi 42551 sin4t3rdpi 42552 cos4t3rdpi 42553 lhe4.4ex1a 44512 itgsin0pilem1 46136 stoweidlem26 46212 dirkertrigeqlem3 46286 fourierdlem103 46395 sqwvfourb 46415 fourierswlem 46416 proththd 47802 |
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